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<!--Date of creation: 09/18/2026-->
<!--Software architectural design and coding: A'c Dharmapremananda Avt.-->
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_AssetsCurrent_lbl_a32535" xml:lang="en-US">Total current assets</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrent" xlink:label="us-gaap_AssetsCurrent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsCurrent" xlink:to="us-gaap_AssetsCurrent_lbl_13" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsCurrent_lbl_13" xml:lang="en-US">[Assets, Current]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsNoncurrentAbstract" xlink:label="us-gaap_AssetsNoncurrentAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsNoncurrentAbstract" xlink:to="us-gaap_AssetsNoncurrentAbstract_lbl_67c1e6" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsNoncurrentAbstract_lbl_67c1e6" xml:lang="en-US">Non-Current Assets:</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermInvestments" xlink:to="us-gaap_LongTermInvestments_lbl_a3907c" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_LongTermInvestments_lbl_a3907c" xml:lang="en-US">Long-term investments, net</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermInvestments" xlink:label="us-gaap_LongTermInvestments" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermInvestments" xlink:to="us-gaap_LongTermInvestments_lbl_15" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermInvestments_lbl_15" xml:lang="en-US">[Long-Term Investments]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsNet" xlink:to="us-gaap_FiniteLivedIntangibleAssetsNet_lbl_42a92d" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl_42a92d" xml:lang="en-US">Intangible asset</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentNet" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_lbl_2e6fd7" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl_2e6fd7" xml:lang="en-US">Property and equipment, net</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="us-gaap_PropertyPlantAndEquipmentNet" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentNet" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_lbl_17" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl_17" xml:lang="en-US">[Property, Plant and Equipment, Net]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseRightOfUseAsset" xlink:to="us-gaap_OperatingLeaseRightOfUseAsset_lbl_650d90" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl_650d90" xml:lang="en-US">Right-of-use assets</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsNoncurrent" xlink:to="us-gaap_AssetsNoncurrent_lbl_46b4ed" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_AssetsNoncurrent_lbl_46b4ed" xml:lang="en-US">Total non-current assets</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsNoncurrent" xlink:label="us-gaap_AssetsNoncurrent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsNoncurrent" xlink:to="us-gaap_AssetsNoncurrent_lbl_19" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsNoncurrent_lbl_19" xml:lang="en-US">[Assets, Noncurrent]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Assets" xlink:to="us-gaap_Assets_lbl_d50828" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_Assets_lbl_d50828" xml:lang="en-US">Total Assets</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Assets" xlink:label="us-gaap_Assets" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Assets" xlink:to="us-gaap_Assets_lbl_20" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Assets_lbl_20" xml:lang="en-US">[Assets]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:to="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl_d591e6" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl_d591e6" xml:lang="en-US">LIABILITIES AND SHAREHOLDERS' EQUITY</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="us-gaap_LiabilitiesCurrentAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesCurrentAbstract" xlink:to="us-gaap_LiabilitiesCurrentAbstract_lbl_9542bd" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl_9542bd" xml:lang="en-US">Current Liabilities:</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsPayableCurrent" xlink:label="us-gaap_AccountsPayableCurrent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableCurrent" xlink:to="us-gaap_AccountsPayableCurrent_lbl_a31ee1" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsPayableCurrent_lbl_a31ee1" xml:lang="en-US">Accounts payable</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConvertibleNotesPayableCurrent" xlink:label="us-gaap_ConvertibleNotesPayableCurrent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConvertibleNotesPayableCurrent" xlink:to="us-gaap_ConvertibleNotesPayableCurrent_lbl_505dfb" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConvertibleNotesPayableCurrent_lbl_505dfb" xml:lang="en-US">Convertible notes</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetAcquisitionContingentConsiderationLiabilityCurrent" xlink:label="us-gaap_AssetAcquisitionContingentConsiderationLiabilityCurrent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetAcquisitionContingentConsiderationLiabilityCurrent" xlink:to="us-gaap_AssetAcquisitionContingentConsiderationLiabilityCurrent_lbl_4fa08d" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetAcquisitionContingentConsiderationLiabilityCurrent_lbl_4fa08d" xml:lang="en-US">Remaining acquisition consideration payable</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TaxesPayableCurrent" xlink:label="us-gaap_TaxesPayableCurrent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TaxesPayableCurrent" xlink:to="us-gaap_TaxesPayableCurrent_lbl_fc6dbb" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TaxesPayableCurrent_lbl_fc6dbb" xml:lang="en-US">Taxes payable</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableAndOtherAccruedLiabilitiesCurrent" xlink:to="us-gaap_AccountsPayableAndOtherAccruedLiabilitiesCurrent_lbl_0a1da4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AccountsPayableAndOtherAccruedLiabilitiesCurrent_lbl_0a1da4" xml:lang="en-US">Accrued expenses and other current liabilities</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsPayableAndOtherAccruedLiabilitiesCurrent" xlink:label="us-gaap_AccountsPayableAndOtherAccruedLiabilitiesCurrent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableAndOtherAccruedLiabilitiesCurrent" xlink:to="us-gaap_AccountsPayableAndOtherAccruedLiabilitiesCurrent_lbl_27" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsPayableAndOtherAccruedLiabilitiesCurrent_lbl_27" xml:lang="en-US">[Accounts Payable and Other Accrued Liabilities, Current]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesCurrent" xlink:to="us-gaap_LiabilitiesCurrent_lbl_ffb887" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_LiabilitiesCurrent_lbl_ffb887" xml:lang="en-US">Total current liabilities</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrent" xlink:label="us-gaap_LiabilitiesCurrent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesCurrent" xlink:to="us-gaap_LiabilitiesCurrent_lbl_28" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesCurrent_lbl_28" xml:lang="en-US">[Liabilities, Current]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesNoncurrentAbstract" xlink:label="us-gaap_LiabilitiesNoncurrentAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesNoncurrentAbstract" xlink:to="us-gaap_LiabilitiesNoncurrentAbstract_lbl_157aa6" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesNoncurrentAbstract_lbl_157aa6" xml:lang="en-US">Non-Current Liability:</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_DueToRelatedPartiesNonCurrentAmount" xlink:label="cney_DueToRelatedPartiesNonCurrentAmount" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_DueToRelatedPartiesNonCurrentAmount" xlink:to="cney_DueToRelatedPartiesNonCurrentAmount_lbl_5a0e3d" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_DueToRelatedPartiesNonCurrentAmount_lbl_5a0e3d" xml:lang="en-US">Due to related parties</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesNoncurrent" xlink:to="us-gaap_LiabilitiesNoncurrent_lbl_8ba961" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_LiabilitiesNoncurrent_lbl_8ba961" xml:lang="en-US">Total non-current liability</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesNoncurrent" xlink:label="us-gaap_LiabilitiesNoncurrent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesNoncurrent" xlink:to="us-gaap_LiabilitiesNoncurrent_lbl_31" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesNoncurrent_lbl_31" xml:lang="en-US">[Liabilities, Noncurrent]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Liabilities" xlink:to="us-gaap_Liabilities_lbl_5675f6" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_Liabilities_lbl_5675f6" xml:lang="en-US">Total liabilities</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities" xlink:label="us-gaap_Liabilities" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Liabilities" xlink:to="us-gaap_Liabilities_lbl_32" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Liabilities_lbl_32" xml:lang="en-US">[Liabilities]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:to="us-gaap_CommitmentsAndContingenciesDisclosureAbstract_lbl_6c5086" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract_lbl_6c5086" xml:lang="en-US">Commitments and contingencies</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="us-gaap_StockholdersEquityAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityAbstract" xlink:to="us-gaap_StockholdersEquityAbstract_lbl_4f4e01" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityAbstract_lbl_4f4e01" xml:lang="en-US">Shareholders' Equity:</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockValue" xlink:label="us-gaap_CommonStockValue" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockValue" xlink:to="us-gaap_CommonStockValue_lbl_5885ae" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockValue_lbl_5885ae" xml:lang="en-US">Ordinary share, value</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapital" xlink:label="us-gaap_AdditionalPaidInCapital" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalPaidInCapital" xlink:to="us-gaap_AdditionalPaidInCapital_lbl_9c66d4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdditionalPaidInCapital_lbl_9c66d4" xml:lang="en-US">Additional paid-in capital</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_StatutoryReservesValue" xlink:label="cney_StatutoryReservesValue" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_StatutoryReservesValue" xlink:to="cney_StatutoryReservesValue_lbl_2ef804" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_StatutoryReservesValue_lbl_2ef804" xml:lang="en-US">Statutory reserves</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsAccumulatedDeficit" xlink:to="us-gaap_RetainedEarningsAccumulatedDeficit_lbl_736a2f" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl_736a2f" xml:lang="en-US">Accumulated deficits</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl_d7c0d0" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl_d7c0d0" xml:lang="en-US">Accumulated other comprehensive loss</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl_39" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl_39" xml:lang="en-US">[Accumulated Other Comprehensive Income (Loss), Net of Tax]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_lbl_ed8921" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_StockholdersEquity_lbl_ed8921" xml:lang="en-US">Total shareholders' equity</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity" xlink:label="us-gaap_StockholdersEquity" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_lbl_40" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquity_lbl_40" xml:lang="en-US">[Equity, Attributable to Parent]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquity" xlink:to="us-gaap_LiabilitiesAndStockholdersEquity_lbl_3bfb0e" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl_3bfb0e" xml:lang="en-US">Total Liabilities and Shareholders' Equity</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquity" xlink:to="us-gaap_LiabilitiesAndStockholdersEquity_lbl_41" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl_41" xml:lang="en-US">[Liabilities and Equity]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_OrdinaryShareClassAMember" xlink:to="cney_OrdinaryShareClassAMember_lbl_947ad3" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_OrdinaryShareClassAMember_lbl_947ad3" xml:lang="en-US">Class A Ordinary Share</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_OrdinaryShareClassAMember" xlink:label="cney_OrdinaryShareClassAMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_OrdinaryShareClassAMember" xlink:to="cney_OrdinaryShareClassAMember_lbl_1012" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_OrdinaryShareClassAMember_lbl_1012" xml:lang="en-US">[Class A Ordinary Share]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ClassBOrdinaryShareMember" xlink:to="cney_ClassBOrdinaryShareMember_lbl_40f184" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_ClassBOrdinaryShareMember_lbl_40f184" xml:lang="en-US">Class B Ordinary Share</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ClassBOrdinaryShareMember" xlink:label="cney_ClassBOrdinaryShareMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ClassBOrdinaryShareMember" xlink:to="cney_ClassBOrdinaryShareMember_lbl_1013" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ClassBOrdinaryShareMember_lbl_1013" xml:lang="en-US">[Class B Ordinary Share]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockParOrStatedValuePerShare" xlink:to="us-gaap_CommonStockParOrStatedValuePerShare_lbl_5b8e74" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl_5b8e74" xml:lang="en-US">Ordinary shares, par value</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesIssued" xlink:label="us-gaap_CommonStockSharesIssued" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesIssued" xlink:to="us-gaap_CommonStockSharesIssued_lbl_52b0ae" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesIssued_lbl_52b0ae" xml:lang="en-US">Ordinary shares, issued</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="us-gaap_CommonStockSharesOutstanding" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesOutstanding" xlink:to="us-gaap_CommonStockSharesOutstanding_lbl_a6b44e" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl_a6b44e" xml:lang="en-US">Ordinary shares, outstanding</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementAbstract" xlink:label="us-gaap_IncomeStatementAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeStatementAbstract" xlink:to="us-gaap_IncomeStatementAbstract_lbl_54679e" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeStatementAbstract_lbl_54679e" xml:lang="en-US">UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF (LOSS) INCOME AND COMPREHENSIVE (LOSS) INCOME</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_RevenueFromContractWithCustomerThirdParty" xlink:label="cney_RevenueFromContractWithCustomerThirdParty" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_RevenueFromContractWithCustomerThirdParty" xlink:to="cney_RevenueFromContractWithCustomerThirdParty_lbl_2e7b05" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_RevenueFromContractWithCustomerThirdParty_lbl_2e7b05" xml:lang="en-US">Sales to third parties</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueFromCollaborativeArrangementExcludingRevenueFromContractWithCustomer" xlink:label="us-gaap_RevenueFromCollaborativeArrangementExcludingRevenueFromContractWithCustomer" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueFromCollaborativeArrangementExcludingRevenueFromContractWithCustomer" xlink:to="us-gaap_RevenueFromCollaborativeArrangementExcludingRevenueFromContractWithCustomer_lbl_ead4b9" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RevenueFromCollaborativeArrangementExcludingRevenueFromContractWithCustomer_lbl_ead4b9" xml:lang="en-US">Sales to related parties</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Revenues" xlink:to="us-gaap_Revenues_lbl_10d545" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_Revenues_lbl_10d545" xml:lang="en-US">Revenues</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Revenues" xlink:label="us-gaap_Revenues" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Revenues" xlink:to="us-gaap_Revenues_lbl_4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Revenues_lbl_4" xml:lang="en-US">[Revenues]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CostOfRevenue" xlink:to="us-gaap_CostOfRevenue_lbl_4f03d7" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_CostOfRevenue_lbl_4f03d7" xml:lang="en-US">Cost of revenues</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfRevenue" xlink:label="us-gaap_CostOfRevenue" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CostOfRevenue" xlink:to="us-gaap_CostOfRevenue_lbl_5" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CostOfRevenue_lbl_5" xml:lang="en-US">[Cost of Revenue]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GrossProfit" xlink:to="us-gaap_GrossProfit_lbl_f8b9b5" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_GrossProfit_lbl_f8b9b5" xml:lang="en-US">Gross profit</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GrossProfit" xlink:label="us-gaap_GrossProfit" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GrossProfit" xlink:to="us-gaap_GrossProfit_lbl_6" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GrossProfit_lbl_6" xml:lang="en-US">[Gross Profit]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="us-gaap_OperatingExpensesAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingExpensesAbstract" xlink:to="us-gaap_OperatingExpensesAbstract_lbl_bc9b55" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingExpensesAbstract_lbl_bc9b55" xml:lang="en-US">Operating expenses:</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AllowanceForCreditLosses" xlink:to="cney_AllowanceForCreditLosses_lbl_3c4c91" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="cney_AllowanceForCreditLosses_lbl_3c4c91" xml:lang="en-US">(Allowance) reversal of allowance for credit losses</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AllowanceForCreditLosses" xlink:label="cney_AllowanceForCreditLosses" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AllowanceForCreditLosses" xlink:to="cney_AllowanceForCreditLosses_lbl_8" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AllowanceForCreditLosses_lbl_8" xml:lang="en-US">[(Allowance) reversal of allowance for credit losses]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ImpairmentLossForAdvancesToSuppliers" xlink:to="cney_ImpairmentLossForAdvancesToSuppliers_lbl_5dac1f" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="cney_ImpairmentLossForAdvancesToSuppliers_lbl_5dac1f" xml:lang="en-US">Impairment loss for advances to suppliers</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ImpairmentLossForAdvancesToSuppliers" xlink:label="cney_ImpairmentLossForAdvancesToSuppliers" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ImpairmentLossForAdvancesToSuppliers" xlink:to="cney_ImpairmentLossForAdvancesToSuppliers_lbl_9" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ImpairmentLossForAdvancesToSuppliers_lbl_9" xml:lang="en-US">[Impairment loss for advances to suppliers]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SellingExpense" xlink:to="us-gaap_SellingExpense_lbl_dcd626" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_SellingExpense_lbl_dcd626" xml:lang="en-US">Selling expenses</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SellingExpense" xlink:label="us-gaap_SellingExpense" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SellingExpense" xlink:to="us-gaap_SellingExpense_lbl_10" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SellingExpense_lbl_10" xml:lang="en-US">[Selling Expense]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GeneralAndAdministrativeExpense" xlink:to="us-gaap_GeneralAndAdministrativeExpense_lbl_63647d" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl_63647d" xml:lang="en-US">General and administrative expenses</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GeneralAndAdministrativeExpense" xlink:label="us-gaap_GeneralAndAdministrativeExpense" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GeneralAndAdministrativeExpense" xlink:to="us-gaap_GeneralAndAdministrativeExpense_lbl_11" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl_11" xml:lang="en-US">[General and Administrative Expense]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ResearchAndDevelopmentExpense" xlink:to="us-gaap_ResearchAndDevelopmentExpense_lbl_d809a5" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_ResearchAndDevelopmentExpense_lbl_d809a5" xml:lang="en-US">Research and development expenses</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="us-gaap_ResearchAndDevelopmentExpense" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ResearchAndDevelopmentExpense" xlink:to="us-gaap_ResearchAndDevelopmentExpense_lbl_12" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ResearchAndDevelopmentExpense_lbl_12" xml:lang="en-US">[Research and Development Expense]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingExpenses" xlink:to="us-gaap_OperatingExpenses_lbl_7b4252" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:label="us-gaap_OperatingExpenses_lbl_7b4252" xml:lang="en-US">Total operating expenses</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingExpenses" xlink:label="us-gaap_OperatingExpenses" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingExpenses" xlink:to="us-gaap_OperatingExpenses_lbl_13" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingExpenses_lbl_13" xml:lang="en-US">[Operating Expenses]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingIncomeLoss" xlink:to="us-gaap_OperatingIncomeLoss_lbl_9abeb0" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_OperatingIncomeLoss_lbl_9abeb0" xml:lang="en-US">(Loss) income from operations</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingIncomeLoss" xlink:label="us-gaap_OperatingIncomeLoss" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingIncomeLoss" xlink:to="us-gaap_OperatingIncomeLoss_lbl_14" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingIncomeLoss_lbl_14" xml:lang="en-US">[Operating Income (Loss)]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NonoperatingIncomeExpenseAbstract" xlink:label="us-gaap_NonoperatingIncomeExpenseAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NonoperatingIncomeExpenseAbstract" xlink:to="us-gaap_NonoperatingIncomeExpenseAbstract_lbl_b77ff4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NonoperatingIncomeExpenseAbstract_lbl_b77ff4" xml:lang="en-US">Other (expenses) income:</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestExpenseOther" xlink:to="us-gaap_InterestExpenseOther_lbl_d9a232" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_InterestExpenseOther_lbl_d9a232" xml:lang="en-US">Interest expense</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpenseOther" xlink:label="us-gaap_InterestExpenseOther" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestExpenseOther" xlink:to="us-gaap_InterestExpenseOther_lbl_16" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestExpenseOther_lbl_16" xml:lang="en-US">[Interest Expense, Other]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AmortizationOfFinancingCostsAndDiscounts" xlink:to="us-gaap_AmortizationOfFinancingCostsAndDiscounts_lbl_4a5752" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_AmortizationOfFinancingCostsAndDiscounts_lbl_4a5752" xml:lang="en-US">Amortization of debt issuance costs</link:label>
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AmortizationOfFinancingCostsAndDiscounts_lbl_17" xml:lang="en-US">[Amortization of Debt Issuance Costs and Discounts]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ShareOfAssociatesLoss" xlink:label="cney_ShareOfAssociatesLoss" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ShareOfAssociatesLoss" xlink:to="cney_ShareOfAssociatesLoss_lbl_46be61" xlink:type="arc" />
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    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestIncomeOther" xlink:to="us-gaap_InterestIncomeOther_lbl_f4ed61" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestIncomeOther_lbl_f4ed61" xml:lang="en-US">Interest income</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainOrLossOnSaleOfStockInSubsidiary" xlink:label="us-gaap_GainOrLossOnSaleOfStockInSubsidiary" />
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    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="us-gaap_OtherNonoperatingIncomeExpense" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherNonoperatingIncomeExpense" xlink:to="us-gaap_OtherNonoperatingIncomeExpense_lbl_2cf976" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl_2cf976" xml:lang="en-US">Other income (expenses)</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NonoperatingIncomeExpense" xlink:to="us-gaap_NonoperatingIncomeExpense_lbl_3f2222" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl_3f2222" xml:lang="en-US">Total other (expenses) income, net</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NonoperatingIncomeExpense" xlink:label="us-gaap_NonoperatingIncomeExpense" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NonoperatingIncomeExpense" xlink:to="us-gaap_NonoperatingIncomeExpense_lbl_22" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl_22" xml:lang="en-US">[Nonoperating Income (Expense)]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl_620589" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl_620589" xml:lang="en-US">(Loss) income before income taxes</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl_23" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl_23" xml:lang="en-US">[Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxExpenseBenefit" xlink:to="us-gaap_IncomeTaxExpenseBenefit_lbl_78e940" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl_78e940" xml:lang="en-US">Income tax expenses</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="us-gaap_IncomeTaxExpenseBenefit" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxExpenseBenefit" xlink:to="us-gaap_IncomeTaxExpenseBenefit_lbl_24" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl_24" xml:lang="en-US">[Income Tax Expense (Benefit)]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProfitLoss" xlink:to="us-gaap_ProfitLoss_lbl_42d883" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_ProfitLoss_lbl_42d883" xml:lang="en-US">Net (loss) income</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss" xlink:label="us-gaap_ProfitLoss" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProfitLoss" xlink:to="us-gaap_ProfitLoss_lbl_25" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProfitLoss_lbl_25" xml:lang="en-US">[Net Income (Loss), Including Portion Attributable to Noncontrolling Interest]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLoss" xlink:to="us-gaap_NetIncomeLoss_lbl_e7e943" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetIncomeLoss_lbl_e7e943" xml:lang="en-US">Net (loss) income</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss" xlink:label="us-gaap_NetIncomeLoss" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLoss" xlink:to="us-gaap_NetIncomeLoss_lbl_26" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetIncomeLoss_lbl_26" xml:lang="en-US">[Net Income (Loss) Attributable to Parent]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossTaxAbstract" xlink:label="us-gaap_OtherComprehensiveIncomeLossTaxAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeLossTaxAbstract" xlink:to="us-gaap_OtherComprehensiveIncomeLossTaxAbstract_lbl_b5c342" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherComprehensiveIncomeLossTaxAbstract_lbl_b5c342" xml:lang="en-US">Other comprehensive income (loss) :</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" xlink:label="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" xlink:to="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_lbl_543cdc" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_lbl_543cdc" xml:lang="en-US">Foreign currency translation gain (loss)</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ComprehensiveIncomeNetOfTax" xlink:to="us-gaap_ComprehensiveIncomeNetOfTax_lbl_b8fd42" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax_lbl_b8fd42" xml:lang="en-US">Comprehensive (loss) income</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ComprehensiveIncomeNetOfTax" xlink:to="us-gaap_ComprehensiveIncomeNetOfTax_lbl_29" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax_lbl_29" xml:lang="en-US">[Comprehensive Income (Loss), Net of Tax, Attributable to Parent]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="us-gaap_EarningsPerShareAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareAbstract" xlink:to="us-gaap_EarningsPerShareAbstract_lbl_b9e1d1" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareAbstract_lbl_b9e1d1" xml:lang="en-US">(Loss) earning per share</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerShareBasic" xlink:label="us-gaap_EarningsPerShareBasic" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareBasic" xlink:to="us-gaap_EarningsPerShareBasic_lbl_e17ec2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareBasic_lbl_e17ec2" xml:lang="en-US">Basic</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="us-gaap_EarningsPerShareDiluted" />
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareDiluted_lbl_0e40f1" xml:lang="en-US">Diluted</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract" />
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_lbl_d772d9" xml:lang="en-US">Weighted average shares outstanding</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:to="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl_9d0442" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl_9d0442" xml:lang="en-US">Basic</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" />
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl_34" xml:lang="en-US">[Weighted Average Number of Shares Outstanding, Basic]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:to="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl_9e79a4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl_9e79a4" xml:lang="en-US">Diluted</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" />
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl_35" xml:lang="en-US">[Weighted Average Number of Shares Outstanding, Diluted]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementOfStockholdersEquityAbstract" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract" />
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract_lbl_3f7475" xml:lang="en-US">UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS EQUITY</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="us-gaap_StatementEquityComponentsAxis" />
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl_ece1b1" xml:lang="en-US">Equity Components [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ClassACommonSharesMember" xlink:label="cney_ClassACommonSharesMember" />
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ClassACommonSharesMember_lbl_aaa2c6" xml:lang="en-US">Class A Ordinary Shares</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ClassBCommonSharesMember" xlink:label="cney_ClassBCommonSharesMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ClassBCommonSharesMember" xlink:to="cney_ClassBCommonSharesMember_lbl_5b4547" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ClassBCommonSharesMember_lbl_5b4547" xml:lang="en-US">Class B Ordinary Shares</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="us-gaap_AdditionalPaidInCapitalMember" />
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl_ec76ce" xml:lang="en-US">Additional Paid-In Capital</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_StatutoryReservesMember" xlink:label="cney_StatutoryReservesMember" />
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_StatutoryReservesMember_lbl_af9521" xml:lang="en-US">Statutory Reserves</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsMember" xlink:label="us-gaap_RetainedEarningsMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsMember" xlink:to="us-gaap_RetainedEarningsMember_lbl_138650" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RetainedEarningsMember_lbl_138650" xml:lang="en-US">(Accumulated Deficit)</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl_4e2058" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl_4e2058" xml:lang="en-US">Accumulated other comprehensive loss</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl_1027" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl_1027" xml:lang="en-US">AOCI Attributable to Parent [Member]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesIssued" xlink:to="us-gaap_SharesIssued_lbl_2559a7" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_SharesIssued_lbl_2559a7" xml:lang="en-US">Balance, shares</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesIssued" xlink:label="us-gaap_SharesIssued" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesIssued" xlink:to="us-gaap_SharesIssued_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharesIssued_lbl_2" xml:lang="en-US">[Shares, Issued]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_lbl_23f227" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_StockholdersEquity_lbl_23f227" xml:lang="en-US">Balance, amount</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_StockIssuedDuringPeriodSharesForConvertibleNotesRedemption" xlink:label="cney_StockIssuedDuringPeriodSharesForConvertibleNotesRedemption" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_StockIssuedDuringPeriodSharesForConvertibleNotesRedemption" xlink:to="cney_StockIssuedDuringPeriodSharesForConvertibleNotesRedemption_lbl_213d15" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_StockIssuedDuringPeriodSharesForConvertibleNotesRedemption_lbl_213d15" xml:lang="en-US">Issuance of ordinary shares for convertible notes redemption, shares</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_StockIssuedDuringPeriodValueForConvertibleNotesRedemption" xlink:label="cney_StockIssuedDuringPeriodValueForConvertibleNotesRedemption" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_StockIssuedDuringPeriodValueForConvertibleNotesRedemption" xlink:to="cney_StockIssuedDuringPeriodValueForConvertibleNotesRedemption_lbl_4b7dd4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_StockIssuedDuringPeriodValueForConvertibleNotesRedemption_lbl_4b7dd4" xml:lang="en-US">Issuance of ordinary shares for convertible notes redemption, amount</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_StockIssuedDuringPeriodSharesForWarrantsExercised" xlink:label="cney_StockIssuedDuringPeriodSharesForWarrantsExercised" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_StockIssuedDuringPeriodSharesForWarrantsExercised" xlink:to="cney_StockIssuedDuringPeriodSharesForWarrantsExercised_lbl_9b8d91" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_StockIssuedDuringPeriodSharesForWarrantsExercised_lbl_9b8d91" xml:lang="en-US">Issuance of ordinary shares for warrants exercised, shares</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_StockIssuedDuringPeriodValueForWarrantsExercised" xlink:label="cney_StockIssuedDuringPeriodValueForWarrantsExercised" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_StockIssuedDuringPeriodValueForWarrantsExercised" xlink:to="cney_StockIssuedDuringPeriodValueForWarrantsExercised_lbl_c3beff" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_StockIssuedDuringPeriodValueForWarrantsExercised_lbl_c3beff" xml:lang="en-US">Issuance of ordinary shares for warrants exercised, amount</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLoss" xlink:to="us-gaap_NetIncomeLoss_lbl_7a718e" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_NetIncomeLoss_lbl_7a718e" xml:lang="en-US">Net (loss) income</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" xlink:to="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_lbl_082c76" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_lbl_082c76" xml:lang="en-US">Foreign currency translation loss</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesAcquisitions" xlink:label="us-gaap_StockIssuedDuringPeriodSharesAcquisitions" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesAcquisitions" xlink:to="us-gaap_StockIssuedDuringPeriodSharesAcquisitions_lbl_aaf697" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesAcquisitions_lbl_aaf697" xml:lang="en-US">Issuance of ordinary shares for acquisition, shares</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodValueAcquisitions" xlink:label="us-gaap_StockIssuedDuringPeriodValueAcquisitions" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueAcquisitions" xlink:to="us-gaap_StockIssuedDuringPeriodValueAcquisitions_lbl_a0cb93" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodValueAcquisitions_lbl_a0cb93" xml:lang="en-US">Issuance of ordinary shares for acquisition, amount</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesIssued" xlink:to="us-gaap_SharesIssued_lbl_9f204f" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_SharesIssued_lbl_9f204f" xml:lang="en-US">Balance, shares</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_lbl_6de08a" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_StockholdersEquity_lbl_6de08a" xml:lang="en-US">Balance, amount</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="us-gaap_StatementOfCashFlowsAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementOfCashFlowsAbstract" xlink:to="us-gaap_StatementOfCashFlowsAbstract_lbl_eaa3ba" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementOfCashFlowsAbstract_lbl_eaa3ba" xml:lang="en-US">UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl_0aa902" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl_0aa902" xml:lang="en-US">Cash flows from operating activities:</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLoss" xlink:to="us-gaap_NetIncomeLoss_lbl_4f09ae" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetIncomeLoss_lbl_4f09ae" xml:lang="en-US">Net loss</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl_2e2290" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl_2e2290" xml:lang="en-US">Adjustments to reconcile net loss to net cash used in operating activities:</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ReversalOfCreditLossAllowanceForAccountsReceivable" xlink:label="cney_ReversalOfCreditLossAllowanceForAccountsReceivable" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ReversalOfCreditLossAllowanceForAccountsReceivable" xlink:to="cney_ReversalOfCreditLossAllowanceForAccountsReceivable_lbl_1348e3" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ReversalOfCreditLossAllowanceForAccountsReceivable_lbl_1348e3" xml:lang="en-US">Reversal of credit loss allowance for accounts receivable</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ImpairmentLossForAdvancesToSuppliers" xlink:to="cney_ImpairmentLossForAdvancesToSuppliers_lbl_3f7b28" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_ImpairmentLossForAdvancesToSuppliers_lbl_3f7b28" xml:lang="en-US">Impairment loss for advances to suppliers</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_CreditLossAllowanceForAcquisitionReversalReceivable" xlink:label="cney_CreditLossAllowanceForAcquisitionReversalReceivable" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_CreditLossAllowanceForAcquisitionReversalReceivable" xlink:to="cney_CreditLossAllowanceForAcquisitionReversalReceivable_lbl_52f42b" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_CreditLossAllowanceForAcquisitionReversalReceivable_lbl_52f42b" xml:lang="en-US">Credit loss allowance for acquisition reversal receivable</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ReversalOfCreditLossAllowanceForPrepaidExpensesAndOtherCurrentAssets" xlink:label="cney_ReversalOfCreditLossAllowanceForPrepaidExpensesAndOtherCurrentAssets" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ReversalOfCreditLossAllowanceForPrepaidExpensesAndOtherCurrentAssets" xlink:to="cney_ReversalOfCreditLossAllowanceForPrepaidExpensesAndOtherCurrentAssets_lbl_38aa1a" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ReversalOfCreditLossAllowanceForPrepaidExpensesAndOtherCurrentAssets_lbl_38aa1a" xml:lang="en-US">Reversal of credit loss allowance for prepaid expenses and other current assets</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ReversalOfCreditLossAllowanceForInventories" xlink:label="cney_ReversalOfCreditLossAllowanceForInventories" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ReversalOfCreditLossAllowanceForInventories" xlink:to="cney_ReversalOfCreditLossAllowanceForInventories_lbl_e71e0b" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ReversalOfCreditLossAllowanceForInventories_lbl_e71e0b" xml:lang="en-US">Reversal of credit loss allowance for inventories</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Depreciation" xlink:label="us-gaap_Depreciation" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Depreciation" xlink:to="us-gaap_Depreciation_lbl_3dde97" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Depreciation_lbl_3dde97" xml:lang="en-US">Depreciation expense</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense" xlink:label="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense" xlink:to="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_lbl_9a391f" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_lbl_9a391f" xml:lang="en-US">Amortization of operating lease right-of-use assets</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="us-gaap_AmortizationOfIntangibleAssets" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AmortizationOfIntangibleAssets" xlink:to="us-gaap_AmortizationOfIntangibleAssets_lbl_dbb270" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl_dbb270" xml:lang="en-US">Amortization of intangible assets and land use right</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_DepreciationOfBiologicalAssets" xlink:label="cney_DepreciationOfBiologicalAssets" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_DepreciationOfBiologicalAssets" xlink:to="cney_DepreciationOfBiologicalAssets_lbl_81c327" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_DepreciationOfBiologicalAssets_lbl_81c327" xml:lang="en-US">Depreciation of biological assets</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_GainOrLossOnSaleOfDisposalStockInSubsidiary" xlink:to="cney_GainOrLossOnSaleOfDisposalStockInSubsidiary_lbl_e8e7c0" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_GainOrLossOnSaleOfDisposalStockInSubsidiary_lbl_e8e7c0" xml:lang="en-US">Gain on disposal of subsidiaries</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_GainOrLossOnSaleOfDisposalStockInSubsidiary" xlink:label="cney_GainOrLossOnSaleOfDisposalStockInSubsidiary" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_GainOrLossOnSaleOfDisposalStockInSubsidiary" xlink:to="cney_GainOrLossOnSaleOfDisposalStockInSubsidiary_lbl_14" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_GainOrLossOnSaleOfDisposalStockInSubsidiary_lbl_14" xml:lang="en-US">[Gain on disposal of subsidiaries]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AmountOfShareOfAssociatesLoss" xlink:to="cney_AmountOfShareOfAssociatesLoss_lbl_3dc78e" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_AmountOfShareOfAssociatesLoss_lbl_3dc78e" xml:lang="en-US">Share of associate's loss</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AmountOfShareOfAssociatesLoss" xlink:label="cney_AmountOfShareOfAssociatesLoss" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AmountOfShareOfAssociatesLoss" xlink:to="cney_AmountOfShareOfAssociatesLoss_lbl_15" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AmountOfShareOfAssociatesLoss_lbl_15" xml:lang="en-US">[Share of associate's loss]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AmortizationOfFinancingCostsAndDiscounts" xlink:to="us-gaap_AmortizationOfFinancingCostsAndDiscounts_lbl_8aefe6" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AmortizationOfFinancingCostsAndDiscounts_lbl_8aefe6" xml:lang="en-US">Amortization of debts issuance costs</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpense" xlink:label="us-gaap_InterestExpense" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestExpense" xlink:to="us-gaap_InterestExpense_lbl_672650" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestExpense_lbl_672650" xml:lang="en-US">Interest expenses</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:to="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl_2de247" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl_2de247" xml:lang="en-US">Changes in operating assets and liabilities:</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:to="us-gaap_IncreaseDecreaseInAccountsReceivable_lbl_e031e9" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable_lbl_e031e9" xml:lang="en-US">Accounts receivable, net</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:to="us-gaap_IncreaseDecreaseInAccountsReceivable_lbl_19" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable_lbl_19" xml:lang="en-US">[Increase (Decrease) in Accounts Receivable]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInInventories" xlink:to="us-gaap_IncreaseDecreaseInInventories_lbl_0a4661" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInInventories_lbl_0a4661" xml:lang="en-US">Inventories, net</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="us-gaap_IncreaseDecreaseInInventories" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInInventories" xlink:to="us-gaap_IncreaseDecreaseInInventories_lbl_20" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInInventories_lbl_20" xml:lang="en-US">[Increase (Decrease) in Inventories]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_IncreaseDecreaseInPrepaidSuppliers" xlink:to="cney_IncreaseDecreaseInPrepaidSuppliers_lbl_03a3a1" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_IncreaseDecreaseInPrepaidSuppliers_lbl_03a3a1" xml:lang="en-US">Advances to suppliers, net</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_IncreaseDecreaseInPrepaidSuppliers" xlink:label="cney_IncreaseDecreaseInPrepaidSuppliers" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_IncreaseDecreaseInPrepaidSuppliers" xlink:to="cney_IncreaseDecreaseInPrepaidSuppliers_lbl_21" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_IncreaseDecreaseInPrepaidSuppliers_lbl_21" xml:lang="en-US">[Advances to suppliers, net]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:to="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl_32b778" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl_32b778" xml:lang="en-US">Prepaid expenses and other current assets</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:to="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl_22" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl_22" xml:lang="en-US">[Increase (Decrease) in Prepaid Expense and Other Assets]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccountsPayable" xlink:to="us-gaap_IncreaseDecreaseInAccountsPayable_lbl_4775c7" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_lbl_4775c7" xml:lang="en-US">Accounts payable</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsPayable" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccountsPayable" xlink:to="us-gaap_IncreaseDecreaseInAccountsPayable_lbl_23" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_lbl_23" xml:lang="en-US">[Increase (Decrease) in Accounts Payable]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccruedTaxesPayable" xlink:to="us-gaap_IncreaseDecreaseInAccruedTaxesPayable_lbl_60dc45" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_IncreaseDecreaseInAccruedTaxesPayable_lbl_60dc45" xml:lang="en-US">Taxes payable</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccruedTaxesPayable" xlink:label="us-gaap_IncreaseDecreaseInAccruedTaxesPayable" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccruedTaxesPayable" xlink:to="us-gaap_IncreaseDecreaseInAccruedTaxesPayable_lbl_24" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInAccruedTaxesPayable_lbl_24" xml:lang="en-US">[Increase (Decrease) in Accrued Taxes Payable]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_IncreaseDecreaseInAccruedLiabilitiesAndOtherCurrentLiabilities" xlink:to="cney_IncreaseDecreaseInAccruedLiabilitiesAndOtherCurrentLiabilities_lbl_2911df" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="cney_IncreaseDecreaseInAccruedLiabilitiesAndOtherCurrentLiabilities_lbl_2911df" xml:lang="en-US">Accrued expenses and other current liabilities</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_IncreaseDecreaseInAccruedLiabilitiesAndOtherCurrentLiabilities" xlink:label="cney_IncreaseDecreaseInAccruedLiabilitiesAndOtherCurrentLiabilities" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_IncreaseDecreaseInAccruedLiabilitiesAndOtherCurrentLiabilities" xlink:to="cney_IncreaseDecreaseInAccruedLiabilitiesAndOtherCurrentLiabilities_lbl_25" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_IncreaseDecreaseInAccruedLiabilitiesAndOtherCurrentLiabilities_lbl_25" xml:lang="en-US">[Accrued expenses and other current liabilities]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl_6a815b" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl_6a815b" xml:lang="en-US">Net cash used in operating activities</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl_26" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl_26" xml:lang="en-US">[Cash Provided by (Used in) Operating Activity, Including Discontinued Operation]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl_c2347f" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl_c2347f" xml:lang="en-US">Cash flows from investing activities:</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested" xlink:label="us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested" xlink:to="us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_lbl_4cd28a" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_lbl_4cd28a" xml:lang="en-US">Proceeds from disposal of subsidiaries, net of cash</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireLoansReceivable" xlink:to="us-gaap_PaymentsToAcquireLoansReceivable_lbl_28f7d0" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsToAcquireLoansReceivable_lbl_28f7d0" xml:lang="en-US">Loan to a third party</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireLoansReceivable" xlink:label="us-gaap_PaymentsToAcquireLoansReceivable" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireLoansReceivable" xlink:to="us-gaap_PaymentsToAcquireLoansReceivable_lbl_29" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsToAcquireLoansReceivable_lbl_29" xml:lang="en-US">[Payments to Acquire Loans Receivable]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromSaleAndCollectionOfLoansReceivable" xlink:label="us-gaap_ProceedsFromSaleAndCollectionOfLoansReceivable" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromSaleAndCollectionOfLoansReceivable" xlink:to="us-gaap_ProceedsFromSaleAndCollectionOfLoansReceivable_lbl_15ed92" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromSaleAndCollectionOfLoansReceivable_lbl_15ed92" xml:lang="en-US">Repayment from loan to a third party</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForAdvanceToAffiliate" xlink:to="us-gaap_PaymentsForAdvanceToAffiliate_lbl_a3c145" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsForAdvanceToAffiliate_lbl_a3c145" xml:lang="en-US">Advances to a related party</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForAdvanceToAffiliate" xlink:label="us-gaap_PaymentsForAdvanceToAffiliate" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForAdvanceToAffiliate" xlink:to="us-gaap_PaymentsForAdvanceToAffiliate_lbl_31" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsForAdvanceToAffiliate_lbl_31" xml:lang="en-US">[Payments for Advance to Affiliate]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl_d3fe85" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl_d3fe85" xml:lang="en-US">Net cash used in investing activities</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl_32" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl_32" xml:lang="en-US">[Cash Provided by (Used in) Investing Activity, Including Discontinued Operation]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl_76f208" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl_76f208" xml:lang="en-US">Cash flows from financing activities:</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromConvertibleDebt" xlink:label="us-gaap_ProceedsFromConvertibleDebt" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromConvertibleDebt" xlink:to="us-gaap_ProceedsFromConvertibleDebt_lbl_9b47fb" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromConvertibleDebt_lbl_9b47fb" xml:lang="en-US">Proceeds from convertible notes</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfPreferredStockPreferenceStockAndWarrants" xlink:label="us-gaap_ProceedsFromIssuanceOfPreferredStockPreferenceStockAndWarrants" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfPreferredStockPreferenceStockAndWarrants" xlink:to="us-gaap_ProceedsFromIssuanceOfPreferredStockPreferenceStockAndWarrants_lbl_484b9f" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceOfPreferredStockPreferenceStockAndWarrants_lbl_484b9f" xml:lang="en-US">Proceeds from issuance of shares and warrants</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl_93c6b4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl_93c6b4" xml:lang="en-US">Net cash provided by financing activities</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl_36" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl_36" xml:lang="en-US">[Cash Provided by (Used in) Financing Activity, Including Discontinued Operation]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations" xlink:label="us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations" xlink:to="us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl_75a37c" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl_75a37c" xml:lang="en-US">Effect of exchange rate changes on cash</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:to="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl_927ce7" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl_927ce7" xml:lang="en-US">Net increase (decrease) in cash</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:to="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl_38" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl_38" xml:lang="en-US">[Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:to="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl_33fff6" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl_33fff6" xml:lang="en-US">Cash and restricted cash, beginning of period</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:to="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl_39" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl_39" xml:lang="en-US">[Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:to="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl_2daaba" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl_2daaba" xml:lang="en-US">Cash and restricted cash, end of period</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAbstract" xlink:label="us-gaap_CashAndCashEquivalentsAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsAbstract" xlink:to="us-gaap_CashAndCashEquivalentsAbstract_lbl_de3bf9" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashAndCashEquivalentsAbstract_lbl_de3bf9" xml:lang="en-US">Representing:</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Cash" xlink:to="us-gaap_Cash_lbl_add67c" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_Cash_lbl_add67c" xml:lang="en-US">Cash, end of period</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RestrictedCash" xlink:to="us-gaap_RestrictedCash_lbl_fb3bce" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_RestrictedCash_lbl_fb3bce" xml:lang="en-US">Restricted cash, end of period</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RestrictedCashAndCashEquivalents" xlink:to="us-gaap_RestrictedCashAndCashEquivalents_lbl_73324c" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_RestrictedCashAndCashEquivalents_lbl_73324c" xml:lang="en-US">Total cash and restricted cash, end of period</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashAndCashEquivalents" xlink:label="us-gaap_RestrictedCashAndCashEquivalents" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RestrictedCashAndCashEquivalents" xlink:to="us-gaap_RestrictedCashAndCashEquivalents_lbl_44" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RestrictedCashAndCashEquivalents_lbl_44" xml:lang="en-US">[Restricted Cash and Cash Equivalent]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SupplementalCashFlowInformationAbstract" xlink:to="us-gaap_SupplementalCashFlowInformationAbstract_lbl_243bb0" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_lbl_243bb0" xml:lang="en-US">Supplemental disclosure of cash flow information:</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxesPaidNet" xlink:label="us-gaap_IncomeTaxesPaidNet" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxesPaidNet" xlink:to="us-gaap_IncomeTaxesPaidNet_lbl_c7b719" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl_c7b719" xml:lang="en-US">Cash paid for income tax</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestPaidNet" xlink:label="us-gaap_InterestPaidNet" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestPaidNet" xlink:to="us-gaap_InterestPaidNet_lbl_85f637" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestPaidNet_lbl_85f637" xml:lang="en-US">Cash paid for interest</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalCashFlowElementsAndSupplementalCashFlowInformationAbstract" xlink:label="us-gaap_AdditionalCashFlowElementsAndSupplementalCashFlowInformationAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalCashFlowElementsAndSupplementalCashFlowInformationAbstract" xlink:to="us-gaap_AdditionalCashFlowElementsAndSupplementalCashFlowInformationAbstract_lbl_e4ada6" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdditionalCashFlowElementsAndSupplementalCashFlowInformationAbstract_lbl_e4ada6" xml:lang="en-US">Supplemental disclosure of non-cash information:</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SharesIssuedForAcquisition" xlink:label="cney_SharesIssuedForAcquisition" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SharesIssuedForAcquisition" xlink:to="cney_SharesIssuedForAcquisition_lbl_39fe6a" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SharesIssuedForAcquisition_lbl_39fe6a" xml:lang="en-US">Issuance of shares for acquisition</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_IssuanceOfOrdinarySharesForConvertibleNotesRedemption" xlink:label="cney_IssuanceOfOrdinarySharesForConvertibleNotesRedemption" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_IssuanceOfOrdinarySharesForConvertibleNotesRedemption" xlink:to="cney_IssuanceOfOrdinarySharesForConvertibleNotesRedemption_lbl_ee551c" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_IssuanceOfOrdinarySharesForConvertibleNotesRedemption_lbl_ee551c" xml:lang="en-US">Issuance of ordinary shares for convertible notes redemption</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl_95756e" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl_95756e" xml:lang="en-US">Organization and nature of business</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock" xlink:to="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl_3629c0" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl_3629c0" xml:lang="en-US">Organization and nature of business</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock" xlink:to="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl_2" xml:lang="en-US">Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="us-gaap_AccountingPoliciesAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountingPoliciesAbstract" xlink:to="us-gaap_AccountingPoliciesAbstract_lbl_89f3a2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountingPoliciesAbstract_lbl_89f3a2" xml:lang="en-US">Summary of significant accounting policies</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SignificantAccountingPoliciesTextBlock" xlink:to="us-gaap_SignificantAccountingPoliciesTextBlock_lbl_d18844" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl_d18844" xml:lang="en-US">Summary of significant accounting policies</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SignificantAccountingPoliciesTextBlock" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SignificantAccountingPoliciesTextBlock" xlink:to="us-gaap_SignificantAccountingPoliciesTextBlock_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl_2" xml:lang="en-US">Significant Accounting Policies [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReceivablesAbstract" xlink:label="us-gaap_ReceivablesAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ReceivablesAbstract" xlink:to="us-gaap_ReceivablesAbstract_lbl_db8228" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ReceivablesAbstract_lbl_db8228" xml:lang="en-US">Accounts receivable</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" xlink:to="us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock_lbl_7b2987" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock_lbl_7b2987" xml:lang="en-US">Accounts receivable</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" xlink:label="us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" xlink:to="us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock_lbl_2" xml:lang="en-US">Loans, Notes, Trade and Other Receivables Disclosure [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryDisclosureAbstract" xlink:label="us-gaap_InventoryDisclosureAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryDisclosureAbstract" xlink:to="us-gaap_InventoryDisclosureAbstract_lbl_25b38b" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryDisclosureAbstract_lbl_25b38b" xml:lang="en-US">Inventory</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryDisclosureTextBlock" xlink:to="us-gaap_InventoryDisclosureTextBlock_lbl_2b4b9a" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_InventoryDisclosureTextBlock_lbl_2b4b9a" xml:lang="en-US">Inventory</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryDisclosureTextBlock" xlink:label="us-gaap_InventoryDisclosureTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryDisclosureTextBlock" xlink:to="us-gaap_InventoryDisclosureTextBlock_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryDisclosureTextBlock_lbl_2" xml:lang="en-US">Inventory Disclosure [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AdvancesToSuppliersNetAbstract" xlink:label="cney_AdvancesToSuppliersNetAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AdvancesToSuppliersNetAbstract" xlink:to="cney_AdvancesToSuppliersNetAbstract_lbl_f57aba" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AdvancesToSuppliersNetAbstract_lbl_f57aba" xml:lang="en-US">Advances to suppliers net</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AdvancesToSuppliersNetTextBlock" xlink:to="cney_AdvancesToSuppliersNetTextBlock_lbl_497484" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_AdvancesToSuppliersNetTextBlock_lbl_497484" xml:lang="en-US">Advances to suppliers, net</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AdvancesToSuppliersNetTextBlock" xlink:label="cney_AdvancesToSuppliersNetTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AdvancesToSuppliersNetTextBlock" xlink:to="cney_AdvancesToSuppliersNetTextBlock_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AdvancesToSuppliersNetTextBlock_lbl_2" xml:lang="en-US">[Advances to suppliers, net 1]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_OtherReceivableAbstract" xlink:label="cney_OtherReceivableAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_OtherReceivableAbstract" xlink:to="cney_OtherReceivableAbstract_lbl_515316" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_OtherReceivableAbstract_lbl_515316" xml:lang="en-US">Other receivable</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherCurrentAssetsTextBlock" xlink:to="us-gaap_OtherCurrentAssetsTextBlock_lbl_63a5d0" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OtherCurrentAssetsTextBlock_lbl_63a5d0" xml:lang="en-US">Other receivable</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherCurrentAssetsTextBlock" xlink:label="us-gaap_OtherCurrentAssetsTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherCurrentAssetsTextBlock" xlink:to="us-gaap_OtherCurrentAssetsTextBlock_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherCurrentAssetsTextBlock_lbl_2" xml:lang="en-US">Other Current Assets [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_LoanToThirdPartyAbstract" xlink:label="cney_LoanToThirdPartyAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_LoanToThirdPartyAbstract" xlink:to="cney_LoanToThirdPartyAbstract_lbl_8c02e4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_LoanToThirdPartyAbstract_lbl_8c02e4" xml:lang="en-US">Loan to a third party</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtDisclosureTextBlock" xlink:to="us-gaap_DebtDisclosureTextBlock_lbl_5bc1c7" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DebtDisclosureTextBlock_lbl_5bc1c7" xml:lang="en-US">Loan to a third party</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtDisclosureTextBlock" xlink:label="us-gaap_DebtDisclosureTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtDisclosureTextBlock" xlink:to="us-gaap_DebtDisclosureTextBlock_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtDisclosureTextBlock_lbl_2" xml:lang="en-US">Debt Disclosure [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AcquisitionReversalReceivableAbstract" xlink:label="cney_AcquisitionReversalReceivableAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AcquisitionReversalReceivableAbstract" xlink:to="cney_AcquisitionReversalReceivableAbstract_lbl_0caeea" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AcquisitionReversalReceivableAbstract_lbl_0caeea" xml:lang="en-US">Acquisition reversal receivable</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AcquisitionReversalReceivableDisclosureTextBlock" xlink:to="cney_AcquisitionReversalReceivableDisclosureTextBlock_lbl_a371d6" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_AcquisitionReversalReceivableDisclosureTextBlock_lbl_a371d6" xml:lang="en-US">Acquisition reversal receivable</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AcquisitionReversalReceivableDisclosureTextBlock" xlink:label="cney_AcquisitionReversalReceivableDisclosureTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AcquisitionReversalReceivableDisclosureTextBlock" xlink:to="cney_AcquisitionReversalReceivableDisclosureTextBlock_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AcquisitionReversalReceivableDisclosureTextBlock_lbl_2" xml:lang="en-US">[Acquisition reversal receivable]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermInvestmentsAbstract" xlink:label="us-gaap_LongTermInvestmentsAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermInvestmentsAbstract" xlink:to="us-gaap_LongTermInvestmentsAbstract_lbl_cf48ee" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermInvestmentsAbstract_lbl_cf48ee" xml:lang="en-US">Long-term investments, net</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InvestmentTextBlock" xlink:to="us-gaap_InvestmentTextBlock_lbl_ec7225" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_InvestmentTextBlock_lbl_ec7225" xml:lang="en-US">Long-term investments, net</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentTextBlock" xlink:label="us-gaap_InvestmentTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InvestmentTextBlock" xlink:to="us-gaap_InvestmentTextBlock_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InvestmentTextBlock_lbl_2" xml:lang="en-US">Investment [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_IntangibleAssetsAbstract" xlink:label="cney_IntangibleAssetsAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_IntangibleAssetsAbstract" xlink:to="cney_IntangibleAssetsAbstract_lbl_7c9564" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_IntangibleAssetsAbstract_lbl_7c9564" xml:lang="en-US">Intangible assets, net</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IntangibleAssetsDisclosureTextBlock" xlink:to="us-gaap_IntangibleAssetsDisclosureTextBlock_lbl_473d8e" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_IntangibleAssetsDisclosureTextBlock_lbl_473d8e" xml:lang="en-US">Intangible assets, net</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IntangibleAssetsDisclosureTextBlock" xlink:label="us-gaap_IntangibleAssetsDisclosureTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IntangibleAssetsDisclosureTextBlock" xlink:to="us-gaap_IntangibleAssetsDisclosureTextBlock_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IntangibleAssetsDisclosureTextBlock_lbl_2" xml:lang="en-US">Intangible Assets Disclosure [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentAbstract" xlink:to="us-gaap_PropertyPlantAndEquipmentAbstract_lbl_f5e0c3" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract_lbl_f5e0c3" xml:lang="en-US">Property and equipment, net</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl_1b36c5" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl_1b36c5" xml:lang="en-US">Property and equipment, net</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl_2" xml:lang="en-US">Property, Plant and Equipment Disclosure [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeDisclosureAbstract" xlink:label="us-gaap_LesseeDisclosureAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeDisclosureAbstract" xlink:to="us-gaap_LesseeDisclosureAbstract_lbl_ac6638" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LesseeDisclosureAbstract_lbl_ac6638" xml:lang="en-US">Leases</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeOperatingLeasesTextBlock" xlink:to="us-gaap_LesseeOperatingLeasesTextBlock_lbl_879b2d" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_LesseeOperatingLeasesTextBlock_lbl_879b2d" xml:lang="en-US">Leases</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeasesTextBlock" xlink:label="us-gaap_LesseeOperatingLeasesTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeOperatingLeasesTextBlock" xlink:to="us-gaap_LesseeOperatingLeasesTextBlock_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LesseeOperatingLeasesTextBlock_lbl_2" xml:lang="en-US">Lessee, Operating Leases [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ConvertibleNoteAbstract" xlink:label="cney_ConvertibleNoteAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ConvertibleNoteAbstract" xlink:to="cney_ConvertibleNoteAbstract_lbl_515dac" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ConvertibleNoteAbstract_lbl_515dac" xml:lang="en-US">Convertible note</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ConvertibleNoteDisclosureTextBlock" xlink:to="cney_ConvertibleNoteDisclosureTextBlock_lbl_f215e5" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_ConvertibleNoteDisclosureTextBlock_lbl_f215e5" xml:lang="en-US">Convertible note</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ConvertibleNoteDisclosureTextBlock" xlink:label="cney_ConvertibleNoteDisclosureTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ConvertibleNoteDisclosureTextBlock" xlink:to="cney_ConvertibleNoteDisclosureTextBlock_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ConvertibleNoteDisclosureTextBlock_lbl_2" xml:lang="en-US">[Convertible note]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PayablesAndAccrualsAbstract" xlink:label="us-gaap_PayablesAndAccrualsAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PayablesAndAccrualsAbstract" xlink:to="us-gaap_PayablesAndAccrualsAbstract_lbl_c28db4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PayablesAndAccrualsAbstract_lbl_c28db4" xml:lang="en-US">Accrued expenses and other current liabilities</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock" xlink:to="us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock_lbl_7a5005" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock_lbl_7a5005" xml:lang="en-US">Accrued expenses and other current liabilities</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock" xlink:label="us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock" xlink:to="us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock_lbl_2" xml:lang="en-US">Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RelatedPartyTransactionsAbstract" xlink:label="us-gaap_RelatedPartyTransactionsAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsAbstract" xlink:to="us-gaap_RelatedPartyTransactionsAbstract_lbl_ed4f23" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionsAbstract_lbl_ed4f23" xml:lang="en-US">Related party transactions</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:to="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl_653e41" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl_653e41" xml:lang="en-US">Related party transactions</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:to="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl_2" xml:lang="en-US">Related Party Transactions Disclosure [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityAbstract" xlink:label="us-gaap_EquityAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityAbstract" xlink:to="us-gaap_EquityAbstract_lbl_57caf8" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EquityAbstract_lbl_57caf8" xml:lang="en-US">Shareholders equity</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:to="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl_67409c" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl_67409c" xml:lang="en-US">Shareholders' equity</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RisksAndUncertaintiesAbstract" xlink:label="us-gaap_RisksAndUncertaintiesAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RisksAndUncertaintiesAbstract" xlink:to="us-gaap_RisksAndUncertaintiesAbstract_lbl_af2a24" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RisksAndUncertaintiesAbstract_lbl_af2a24" xml:lang="en-US">Concentration of major customers and suppliers</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskDisclosureTextBlock" xlink:to="us-gaap_ConcentrationRiskDisclosureTextBlock_lbl_00be34" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ConcentrationRiskDisclosureTextBlock_lbl_00be34" xml:lang="en-US">Concentration of major customers and suppliers</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskDisclosureTextBlock" xlink:label="us-gaap_ConcentrationRiskDisclosureTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskDisclosureTextBlock" xlink:to="us-gaap_ConcentrationRiskDisclosureTextBlock_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConcentrationRiskDisclosureTextBlock_lbl_2" xml:lang="en-US">Concentration Risk Disclosure [Text Block]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:to="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl_d919bf" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl_d919bf" xml:lang="en-US">Commitments and contingencies</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:to="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl_2" xml:lang="en-US">Commitments and Contingencies Disclosure [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentReportingAbstract" xlink:label="us-gaap_SegmentReportingAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentReportingAbstract" xlink:to="us-gaap_SegmentReportingAbstract_lbl_42ea83" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SegmentReportingAbstract_lbl_42ea83" xml:lang="en-US">Segment reporting</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentReportingDisclosureTextBlock" xlink:to="us-gaap_SegmentReportingDisclosureTextBlock_lbl_387d05" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SegmentReportingDisclosureTextBlock_lbl_387d05" xml:lang="en-US">Segment reporting</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentReportingDisclosureTextBlock" xlink:label="us-gaap_SegmentReportingDisclosureTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentReportingDisclosureTextBlock" xlink:to="us-gaap_SegmentReportingDisclosureTextBlock_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SegmentReportingDisclosureTextBlock_lbl_2" xml:lang="en-US">Segment Reporting Disclosure [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_BusinessCombinationAbstract" xlink:label="cney_BusinessCombinationAbstract" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_BusinessCombinationAbstract" xlink:to="cney_BusinessCombinationAbstract_lbl_1e9e03" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_BusinessCombinationAbstract_lbl_1e9e03" xml:lang="en-US">Business combination</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationDisclosureTextBlock" xlink:to="us-gaap_BusinessCombinationDisclosureTextBlock_lbl_2747a9" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_BusinessCombinationDisclosureTextBlock_lbl_2747a9" xml:lang="en-US">Business combination</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationDisclosureTextBlock" xlink:label="us-gaap_BusinessCombinationDisclosureTextBlock" />
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessCombinationDisclosureTextBlock_lbl_2" xml:lang="en-US">Business Combination [Text Block]</link:label>
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsequentEventsAbstract_lbl_f797ef" xml:lang="en-US">Subsequent events</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventsTextBlock" xlink:to="us-gaap_SubsequentEventsTextBlock_lbl_9c7b38" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SubsequentEventsTextBlock_lbl_9c7b38" xml:lang="en-US">Subsequent events</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventsTextBlock" xlink:label="us-gaap_SubsequentEventsTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventsTextBlock" xlink:to="us-gaap_SubsequentEventsTextBlock_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsequentEventsTextBlock_lbl_2" xml:lang="en-US">Subsequent Events [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:label="us-gaap_BasisOfAccountingPolicyPolicyTextBlock" />
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_UseOfEstimates_lbl_528226" xml:lang="en-US">Use of estimates</link:label>
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_TradeAndOtherAccountsReceivablePolicy_lbl_9bc40c" xml:lang="en-US">Accounts receivable</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TradeAndOtherAccountsReceivablePolicy" xlink:label="us-gaap_TradeAndOtherAccountsReceivablePolicy" />
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TradeAndOtherAccountsReceivablePolicy_lbl_4" xml:lang="en-US">Accounts Receivable [Policy Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryPolicyTextBlock" xlink:label="us-gaap_InventoryPolicyTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryPolicyTextBlock" xlink:to="us-gaap_InventoryPolicyTextBlock_lbl_c88c65" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryPolicyTextBlock_lbl_c88c65" xml:lang="en-US">Inventories</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AdvancesToSuppliersPolicyTextBlock" xlink:label="cney_AdvancesToSuppliersPolicyTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AdvancesToSuppliersPolicyTextBlock" xlink:to="cney_AdvancesToSuppliersPolicyTextBlock_lbl_1b0db3" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AdvancesToSuppliersPolicyTextBlock_lbl_1b0db3" xml:lang="en-US">Advances to suppliers</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_OtherReceivablesPolicyTextBlock" xlink:label="cney_OtherReceivablesPolicyTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_OtherReceivablesPolicyTextBlock" xlink:to="cney_OtherReceivablesPolicyTextBlock_lbl_a861a0" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_OtherReceivablesPolicyTextBlock_lbl_a861a0" xml:lang="en-US">Other receivables, loan to a third party, and acquisition reversal receivable</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentPolicyTextBlock" xlink:label="us-gaap_InvestmentPolicyTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InvestmentPolicyTextBlock" xlink:to="us-gaap_InvestmentPolicyTextBlock_lbl_acf192" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InvestmentPolicyTextBlock_lbl_acf192" xml:lang="en-US">Long-term investments</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IntangibleAssetsFiniteLivedPolicy" xlink:to="us-gaap_IntangibleAssetsFiniteLivedPolicy_lbl_2b79cb" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_IntangibleAssetsFiniteLivedPolicy_lbl_2b79cb" xml:lang="en-US">Intangible assets, net</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IntangibleAssetsFiniteLivedPolicy" xlink:label="us-gaap_IntangibleAssetsFiniteLivedPolicy" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IntangibleAssetsFiniteLivedPolicy" xlink:to="us-gaap_IntangibleAssetsFiniteLivedPolicy_lbl_9" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IntangibleAssetsFiniteLivedPolicy_lbl_9" xml:lang="en-US">Intangible Assets, Finite-Lived, Policy [Policy Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_lbl_263801" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_lbl_263801" xml:lang="en-US">Property and equipment</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock" xlink:label="us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock" xlink:to="us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_lbl_088180" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_lbl_088180" xml:lang="en-US">Impairment of long-lived assets</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeLeasesPolicyTextBlock" xlink:to="us-gaap_LesseeLeasesPolicyTextBlock_lbl_f6f565" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_LesseeLeasesPolicyTextBlock_lbl_f6f565" xml:lang="en-US">Leases</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeLeasesPolicyTextBlock" xlink:label="us-gaap_LesseeLeasesPolicyTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeLeasesPolicyTextBlock" xlink:to="us-gaap_LesseeLeasesPolicyTextBlock_lbl_12" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LesseeLeasesPolicyTextBlock_lbl_12" xml:lang="en-US">Lessee, Leases [Policy Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:label="us-gaap_FairValueOfFinancialInstrumentsPolicy" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:to="us-gaap_FairValueOfFinancialInstrumentsPolicy_lbl_35b69d" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueOfFinancialInstrumentsPolicy_lbl_35b69d" xml:lang="en-US">Fair value of financial instruments</link:label>
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_ConvertibleNotesPolicyTextBlock_lbl_6ebbdd" xml:lang="en-US">Convertible notes</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ConvertibleNotesPolicyTextBlock" xlink:label="cney_ConvertibleNotesPolicyTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ConvertibleNotesPolicyTextBlock" xlink:to="cney_ConvertibleNotesPolicyTextBlock_lbl_14" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ConvertibleNotesPolicyTextBlock_lbl_14" xml:lang="en-US">[Convertible notes]</link:label>
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RevenueRecognitionPolicyTextBlock_lbl_98d4a0" xml:lang="en-US">Revenue recognition</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_CostOfRevenuePolicyTextBlock" xlink:label="cney_CostOfRevenuePolicyTextBlock" />
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    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ResearchAndDevelopmentExpensePolicy" xlink:to="us-gaap_ResearchAndDevelopmentExpensePolicy_lbl_4cf6b7" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ResearchAndDevelopmentExpensePolicy_lbl_4cf6b7" xml:lang="en-US">Research and development expenses</link:label>
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ResearchAndDevelopmentExpensePolicy_lbl_17" xml:lang="en-US">Research and Development Expense, Policy [Policy Text Block]</link:label>
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl_61188b" xml:lang="en-US">Income taxes</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentReportingPolicyPolicyTextBlock" xlink:label="us-gaap_SegmentReportingPolicyPolicyTextBlock" />
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SegmentReportingPolicyPolicyTextBlock_lbl_5913ea" xml:lang="en-US">Segment Reporting</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ValueAddedTaxPolicyPolicyTextBlock" xlink:label="cney_ValueAddedTaxPolicyPolicyTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ValueAddedTaxPolicyPolicyTextBlock" xlink:to="cney_ValueAddedTaxPolicyPolicyTextBlock_lbl_d93062" xlink:type="arc" />
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    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskCreditRisk" xlink:label="us-gaap_ConcentrationRiskCreditRisk" />
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    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomePolicyPolicyTextBlock" xlink:label="us-gaap_ComprehensiveIncomePolicyPolicyTextBlock" />
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ComprehensiveIncomePolicyPolicyTextBlock_lbl_8bf8fd" xml:lang="en-US">Comprehensive income (loss)</link:label>
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock_lbl_fab019" xml:lang="en-US">Earnings (loss) per share</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_StatementOfCashFlowsPolicyTextBlock" xlink:label="cney_StatementOfCashFlowsPolicyTextBlock" />
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_RisksAndUncertaintiesPolicyTextBlock_lbl_92af57" xml:lang="en-US">Risks and uncertainties</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:to="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl_47927f" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl_47927f" xml:lang="en-US">Recent accounting pronouncements</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ScheduleOfMajorSubsidiariesTableTextBlock" xlink:label="cney_ScheduleOfMajorSubsidiariesTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ScheduleOfMajorSubsidiariesTableTextBlock" xlink:to="cney_ScheduleOfMajorSubsidiariesTableTextBlock_lbl_657d1a" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ScheduleOfMajorSubsidiariesTableTextBlock_lbl_657d1a" xml:lang="en-US">Schedule of major subsidiaries</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ScheduleOfFiniteLivedIntangibleAssetsUsefulLifeTableTextBlock" xlink:label="cney_ScheduleOfFiniteLivedIntangibleAssetsUsefulLifeTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ScheduleOfFiniteLivedIntangibleAssetsUsefulLifeTableTextBlock" xlink:to="cney_ScheduleOfFiniteLivedIntangibleAssetsUsefulLifeTableTextBlock_lbl_1faa49" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ScheduleOfFiniteLivedIntangibleAssetsUsefulLifeTableTextBlock_lbl_1faa49" xml:lang="en-US">Schedule of finite-lived intangible assets, useful life</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ScheduleOfPropertyPlantAndEquipmentUsefulLifeTableTextBlock" xlink:label="cney_ScheduleOfPropertyPlantAndEquipmentUsefulLifeTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ScheduleOfPropertyPlantAndEquipmentUsefulLifeTableTextBlock" xlink:to="cney_ScheduleOfPropertyPlantAndEquipmentUsefulLifeTableTextBlock_lbl_637539" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ScheduleOfPropertyPlantAndEquipmentUsefulLifeTableTextBlock_lbl_637539" xml:lang="en-US">Schedule of property plant and equipment useful life</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" xlink:to="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_lbl_eeab8a" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_lbl_eeab8a" xml:lang="en-US">Schedule of components of accounts receivable</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock" xlink:label="us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock" xlink:to="us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock_lbl_b43f65" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock_lbl_b43f65" xml:lang="en-US">Schedule of allowance for doubtful accounts</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xlink:label="us-gaap_ScheduleOfInventoryCurrentTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xlink:to="us-gaap_ScheduleOfInventoryCurrentTableTextBlock_lbl_44028f" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfInventoryCurrentTableTextBlock_lbl_44028f" xml:lang="en-US">Schedule of inventory</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ScheduleOfAllowanceForInventoriesTableTextBlock" xlink:label="cney_ScheduleOfAllowanceForInventoriesTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ScheduleOfAllowanceForInventoriesTableTextBlock" xlink:to="cney_ScheduleOfAllowanceForInventoriesTableTextBlock_lbl_4e6d63" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ScheduleOfAllowanceForInventoriesTableTextBlock_lbl_4e6d63" xml:lang="en-US">Schedule of allowance for inventory</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ScheduleOfAdvanceToSuppliersTableTextBlock" xlink:label="cney_ScheduleOfAdvanceToSuppliersTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ScheduleOfAdvanceToSuppliersTableTextBlock" xlink:to="cney_ScheduleOfAdvanceToSuppliersTableTextBlock_lbl_8994bb" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ScheduleOfAdvanceToSuppliersTableTextBlock_lbl_8994bb" xml:lang="en-US">Schedule of advances to suppliers</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ScheduleOfMovementOfAllowanceForDoubtfulAccountsOfAdvancesToSuppliersNetTableTextBlock" xlink:label="cney_ScheduleOfMovementOfAllowanceForDoubtfulAccountsOfAdvancesToSuppliersNetTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ScheduleOfMovementOfAllowanceForDoubtfulAccountsOfAdvancesToSuppliersNetTableTextBlock" xlink:to="cney_ScheduleOfMovementOfAllowanceForDoubtfulAccountsOfAdvancesToSuppliersNetTableTextBlock_lbl_d7bdfd" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ScheduleOfMovementOfAllowanceForDoubtfulAccountsOfAdvancesToSuppliersNetTableTextBlock_lbl_d7bdfd" xml:lang="en-US">Schedule of movement of allowance for credit loss</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesTableTextBlock" xlink:label="us-gaap_OtherLiabilitiesTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLiabilitiesTableTextBlock" xlink:to="us-gaap_OtherLiabilitiesTableTextBlock_lbl_0967a8" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherLiabilitiesTableTextBlock_lbl_0967a8" xml:lang="en-US">Schedule of other receivable</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock" xlink:label="us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock" xlink:to="us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_lbl_cfbad1" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_lbl_cfbad1" xml:lang="en-US">Schedule of movement of allowance for credit loss on other receivable</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfDebtTableTextBlock" xlink:label="us-gaap_ScheduleOfDebtTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfDebtTableTextBlock" xlink:to="us-gaap_ScheduleOfDebtTableTextBlock_lbl_ae8bdb" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfDebtTableTextBlock_lbl_ae8bdb" xml:lang="en-US">Schedule of loan to a third party</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ScheduleOfAcquisitionReversalReceivableTableTextBlock" xlink:label="cney_ScheduleOfAcquisitionReversalReceivableTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ScheduleOfAcquisitionReversalReceivableTableTextBlock" xlink:to="cney_ScheduleOfAcquisitionReversalReceivableTableTextBlock_lbl_90a83d" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ScheduleOfAcquisitionReversalReceivableTableTextBlock_lbl_90a83d" xml:lang="en-US">Schedule of acquisition reversal receivable</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ScheduleOfMovementOfAllowanceForCreditLossesOnAcquisitionReversalReceivableTableTextBlock" xlink:label="cney_ScheduleOfMovementOfAllowanceForCreditLossesOnAcquisitionReversalReceivableTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ScheduleOfMovementOfAllowanceForCreditLossesOnAcquisitionReversalReceivableTableTextBlock" xlink:to="cney_ScheduleOfMovementOfAllowanceForCreditLossesOnAcquisitionReversalReceivableTableTextBlock_lbl_fb3c19" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ScheduleOfMovementOfAllowanceForCreditLossesOnAcquisitionReversalReceivableTableTextBlock_lbl_fb3c19" xml:lang="en-US">Schedule of movement of allowance for credit losses on acquisition reversal receivable</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityMethodInvestmentsTextBlock" xlink:label="us-gaap_EquityMethodInvestmentsTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityMethodInvestmentsTextBlock" xlink:to="us-gaap_EquityMethodInvestmentsTextBlock_lbl_22cc16" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EquityMethodInvestmentsTextBlock_lbl_22cc16" xml:lang="en-US">Schedule of long-term investments</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ScheduleOfMovementOfEquityInvestmentTableTextBlock" xlink:label="cney_ScheduleOfMovementOfEquityInvestmentTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ScheduleOfMovementOfEquityInvestmentTableTextBlock" xlink:to="cney_ScheduleOfMovementOfEquityInvestmentTableTextBlock_lbl_5ee5a7" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ScheduleOfMovementOfEquityInvestmentTableTextBlock_lbl_5ee5a7" xml:lang="en-US">Schedule of movement of equity investment</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ScheduleOfFinancialInformationOfTheInvesteeTableTextBlock" xlink:label="cney_ScheduleOfFinancialInformationOfTheInvesteeTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ScheduleOfFinancialInformationOfTheInvesteeTableTextBlock" xlink:to="cney_ScheduleOfFinancialInformationOfTheInvesteeTableTextBlock_lbl_9d70f1" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ScheduleOfFinancialInformationOfTheInvesteeTableTextBlock_lbl_9d70f1" xml:lang="en-US">Schedule of financial information of the investee</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xlink:to="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_lbl_43da78" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_lbl_43da78" xml:lang="en-US">Schedule of intangible assets</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" xlink:label="us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" xlink:to="us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_lbl_bf9a2e" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_lbl_bf9a2e" xml:lang="en-US">Schedule of estimated future amortization expense</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl_932646" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl_932646" xml:lang="en-US">Schedule of property and equipment</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ScheduleOfOperatingLeaseLiabilitiesTableTextBlock" xlink:label="cney_ScheduleOfOperatingLeaseLiabilitiesTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ScheduleOfOperatingLeaseLiabilitiesTableTextBlock" xlink:to="cney_ScheduleOfOperatingLeaseLiabilitiesTableTextBlock_lbl_21acc1" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ScheduleOfOperatingLeaseLiabilitiesTableTextBlock_lbl_21acc1" xml:lang="en-US">Schedule of operating lease liabilities</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConvertibleDebtTableTextBlock" xlink:label="us-gaap_ConvertibleDebtTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConvertibleDebtTableTextBlock" xlink:to="us-gaap_ConvertibleDebtTableTextBlock_lbl_8e2a12" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConvertibleDebtTableTextBlock_lbl_8e2a12" xml:lang="en-US">Schedule of convertible note</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock" xlink:label="us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock" xlink:to="us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_lbl_ba4146" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_lbl_ba4146" xml:lang="en-US">Schedule of accrued expenses and other current liabilities</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock" xlink:to="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_lbl_b40ef2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_lbl_b40ef2" xml:lang="en-US">Summary of segment information</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ScheduleOfSegmentRevenuesByCountriesTableTextBlock" xlink:label="cney_ScheduleOfSegmentRevenuesByCountriesTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ScheduleOfSegmentRevenuesByCountriesTableTextBlock" xlink:to="cney_ScheduleOfSegmentRevenuesByCountriesTableTextBlock_lbl_d415ae" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ScheduleOfSegmentRevenuesByCountriesTableTextBlock_lbl_d415ae" xml:lang="en-US">Summary of segment revenues by countries</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SummaryOfLongLivedAssetsByCountriesTableTextBlock" xlink:label="cney_SummaryOfLongLivedAssetsByCountriesTableTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SummaryOfLongLivedAssetsByCountriesTableTextBlock" xlink:to="cney_SummaryOfLongLivedAssetsByCountriesTableTextBlock_lbl_8724f0" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SummaryOfLongLivedAssetsByCountriesTableTextBlock_lbl_8724f0" xml:lang="en-US">Summary of long-lived assets by countries</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock" xlink:label="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock" xlink:to="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_lbl_3ed9a9" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_lbl_3ed9a9" xml:lang="en-US">Summary of purchase price allocation for business acquisition</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="us-gaap_BusinessAcquisitionAxis" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionAxis" xlink:to="us-gaap_BusinessAcquisitionAxis_lbl_2c68de" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionAxis_lbl_2c68de" xml:lang="en-US">Business Acquisition Axis</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SubsidiaryOneMember" xlink:label="cney_SubsidiaryOneMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SubsidiaryOneMember" xlink:to="cney_SubsidiaryOneMember_lbl_2cebdb" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SubsidiaryOneMember_lbl_2cebdb" xml:lang="en-US">Subsidiary One [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SubsidiaryThreeMember" xlink:label="cney_SubsidiaryThreeMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SubsidiaryThreeMember" xlink:to="cney_SubsidiaryThreeMember_lbl_548c72" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SubsidiaryThreeMember_lbl_548c72" xml:lang="en-US">Subsidiary Three [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SubsidiaryFourMember" xlink:label="cney_SubsidiaryFourMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SubsidiaryFourMember" xlink:to="cney_SubsidiaryFourMember_lbl_8410ff" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SubsidiaryFourMember_lbl_8410ff" xml:lang="en-US">Subsidiary Four [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SubsidiaryTwoMember" xlink:label="cney_SubsidiaryTwoMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SubsidiaryTwoMember" xlink:to="cney_SubsidiaryTwoMember_lbl_67e5a5" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SubsidiaryTwoMember_lbl_67e5a5" xml:lang="en-US">Subsidiary Two [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SubsidiarySixMember" xlink:label="cney_SubsidiarySixMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SubsidiarySixMember" xlink:to="cney_SubsidiarySixMember_lbl_70742f" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SubsidiarySixMember_lbl_70742f" xml:lang="en-US">Subsidiary Six [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SubsidiarySevenMember" xlink:label="cney_SubsidiarySevenMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SubsidiarySevenMember" xlink:to="cney_SubsidiarySevenMember_lbl_aeb9d3" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SubsidiarySevenMember_lbl_aeb9d3" xml:lang="en-US">Subsidiary Seven [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SubsidiaryEightMember" xlink:label="cney_SubsidiaryEightMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SubsidiaryEightMember" xlink:to="cney_SubsidiaryEightMember_lbl_77579a" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SubsidiaryEightMember_lbl_77579a" xml:lang="en-US">Subsidiary Eight [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SubsidiaryNineMember" xlink:label="cney_SubsidiaryNineMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SubsidiaryNineMember" xlink:to="cney_SubsidiaryNineMember_lbl_e29fb9" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SubsidiaryNineMember_lbl_e29fb9" xml:lang="en-US">Subsidiary Nine [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SubsidiaryTwelveMember" xlink:label="cney_SubsidiaryTwelveMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SubsidiaryTwelveMember" xlink:to="cney_SubsidiaryTwelveMember_lbl_f0bf41" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SubsidiaryTwelveMember_lbl_f0bf41" xml:lang="en-US">Subsidiary Twelve [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SubsidiaryFiveMember" xlink:label="cney_SubsidiaryFiveMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SubsidiaryFiveMember" xlink:to="cney_SubsidiaryFiveMember_lbl_fa37a5" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SubsidiaryFiveMember_lbl_fa37a5" xml:lang="en-US">Subsidiary Five [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SubsidiaryTenMember" xlink:label="cney_SubsidiaryTenMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SubsidiaryTenMember" xlink:to="cney_SubsidiaryTenMember_lbl_b4dde1" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SubsidiaryTenMember_lbl_b4dde1" xml:lang="en-US">Subsidiary Ten [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SubsidiaryElevenMember" xlink:label="cney_SubsidiaryElevenMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SubsidiaryElevenMember" xlink:to="cney_SubsidiaryElevenMember_lbl_f93aa7" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SubsidiaryElevenMember_lbl_f93aa7" xml:lang="en-US">Subsidiary Eleven [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessAcquisitionNameOfAcquiredEntity" xlink:label="us-gaap_BusinessAcquisitionNameOfAcquiredEntity" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionNameOfAcquiredEntity" xlink:to="us-gaap_BusinessAcquisitionNameOfAcquiredEntity_lbl_bda466" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionNameOfAcquiredEntity_lbl_bda466" xml:lang="en-US">Name of Entity</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_BusinessAcquisitionDateOfAcquisitionAgreement" xlink:label="cney_BusinessAcquisitionDateOfAcquisitionAgreement" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_BusinessAcquisitionDateOfAcquisitionAgreement" xlink:to="cney_BusinessAcquisitionDateOfAcquisitionAgreement_lbl_d2caec" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_BusinessAcquisitionDateOfAcquisitionAgreement_lbl_d2caec" xml:lang="en-US">Date of Incoporation</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired" xlink:label="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired" xlink:to="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_lbl_909532" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_lbl_909532" xml:lang="en-US">Percentage of Ownership</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_BusinessAcquisitionPercentageOfVotingsInterestsAcquired" xlink:to="cney_BusinessAcquisitionPercentageOfVotingsInterestsAcquired_lbl_5e9c02" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_BusinessAcquisitionPercentageOfVotingsInterestsAcquired_lbl_5e9c02" xml:lang="en-US">Percentage of Ownership</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_BusinessAcquisitionPercentageOfVotingsInterestsAcquired" xlink:label="cney_BusinessAcquisitionPercentageOfVotingsInterestsAcquired" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_BusinessAcquisitionPercentageOfVotingsInterestsAcquired" xlink:to="cney_BusinessAcquisitionPercentageOfVotingsInterestsAcquired_lbl_5" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_BusinessAcquisitionPercentageOfVotingsInterestsAcquired_lbl_5" xml:lang="en-US">[Percentage of Ownership]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_PlaceOfIncorporation" xlink:label="cney_PlaceOfIncorporation" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_PlaceOfIncorporation" xlink:to="cney_PlaceOfIncorporation_lbl_c5ee02" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_PlaceOfIncorporation_lbl_c5ee02" xml:lang="en-US">Place of Incorporation</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessAcquisitionDescriptionOfAcquiredEntity" xlink:label="us-gaap_BusinessAcquisitionDescriptionOfAcquiredEntity" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionDescriptionOfAcquiredEntity" xlink:to="us-gaap_BusinessAcquisitionDescriptionOfAcquiredEntity_lbl_e58066" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionDescriptionOfAcquiredEntity_lbl_e58066" xml:lang="en-US">Principal Activities</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameAxis" xlink:label="us-gaap_PlanNameAxis" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PlanNameAxis" xlink:to="us-gaap_PlanNameAxis_lbl_3b34d1" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PlanNameAxis_lbl_3b34d1" xml:lang="en-US">Plan Name [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RelatedPartyTransactionAxis" xlink:label="us-gaap_RelatedPartyTransactionAxis" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionAxis" xlink:to="us-gaap_RelatedPartyTransactionAxis_lbl_90ec8f" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionAxis_lbl_90ec8f" xml:lang="en-US">Related Party Transaction Axis</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ShareTransferAgreementMember" xlink:label="cney_ShareTransferAgreementMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ShareTransferAgreementMember" xlink:to="cney_ShareTransferAgreementMember_lbl_228c28" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ShareTransferAgreementMember_lbl_228c28" xml:lang="en-US">Share Transfer Agreement [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_YnongMember" xlink:label="cney_YnongMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_YnongMember" xlink:to="cney_YnongMember_lbl_c39a50" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_YnongMember_lbl_c39a50" xml:lang="en-US">Ynong [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_TanmulaiMember" xlink:label="cney_TanmulaiMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_TanmulaiMember" xlink:to="cney_TanmulaiMember_lbl_5eac4a" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_TanmulaiMember_lbl_5eac4a" xml:lang="en-US">Tanmulai [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_PurchaseAgreementMember" xlink:label="cney_PurchaseAgreementMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_PurchaseAgreementMember" xlink:to="cney_PurchaseAgreementMember_lbl_3e9d9a" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_PurchaseAgreementMember_lbl_3e9d9a" xml:lang="en-US">Purchase Agreement [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassAMember" xlink:label="us-gaap_CommonClassAMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonClassAMember" xlink:to="us-gaap_CommonClassAMember_lbl_5bde3c" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonClassAMember_lbl_5bde3c" xml:lang="en-US">Class A Ordinary Shares [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_PathenbotiMember" xlink:label="cney_PathenbotiMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_PathenbotiMember" xlink:to="cney_PathenbotiMember_lbl_92b3dd" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_PathenbotiMember_lbl_92b3dd" xml:lang="en-US">Pathenbot [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AgreementDescription" xlink:label="cney_AgreementDescription" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AgreementDescription" xlink:to="cney_AgreementDescription_lbl_8791f8" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AgreementDescription_lbl_8791f8" xml:lang="en-US">Description of agreement</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_CashPayableByEntityToSeller" xlink:label="cney_CashPayableByEntityToSeller" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_CashPayableByEntityToSeller" xlink:to="cney_CashPayableByEntityToSeller_lbl_74fad4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_CashPayableByEntityToSeller_lbl_74fad4" xml:lang="en-US">Cash payable by entity</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesIssued" xlink:to="us-gaap_CommonStockSharesIssued_lbl_d6fb1c" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockSharesIssued_lbl_d6fb1c" xml:lang="en-US">Ordinary shares, issued</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockValue" xlink:to="us-gaap_CommonStockValue_lbl_8bf552" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockValue_lbl_8bf552" xml:lang="en-US">Ordinary shares, value</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesIssuedPricePerShare" xlink:label="us-gaap_SharesIssuedPricePerShare" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesIssuedPricePerShare" xlink:to="us-gaap_SharesIssuedPricePerShare_lbl_76a539" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl_76a539" xml:lang="en-US">Ordinary shares, per share</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableGross" xlink:label="us-gaap_AccountsReceivableGross" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsReceivableGross" xlink:to="us-gaap_AccountsReceivableGross_lbl_281034" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsReceivableGross_lbl_281034" xml:lang="en-US">Assigned Receivables</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SharesClosedForIssuanceOfOrdinarySharesInExchange" xlink:label="cney_SharesClosedForIssuanceOfOrdinarySharesInExchange" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SharesClosedForIssuanceOfOrdinarySharesInExchange" xlink:to="cney_SharesClosedForIssuanceOfOrdinarySharesInExchange_lbl_57de61" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SharesClosedForIssuanceOfOrdinarySharesInExchange_lbl_57de61" xml:lang="en-US">Issuance of ordinary shares for acquisition in exchange</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_IssuanceOfOrdinarySharesForAcquisitionAmount" xlink:to="cney_IssuanceOfOrdinarySharesForAcquisitionAmount_lbl_ea0650" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_IssuanceOfOrdinarySharesForAcquisitionAmount_lbl_ea0650" xml:lang="en-US">Issuance of ordinary shares for acquisition, amount</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_IssuanceOfOrdinarySharesForAcquisitionAmount" xlink:label="cney_IssuanceOfOrdinarySharesForAcquisitionAmount" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_IssuanceOfOrdinarySharesForAcquisitionAmount" xlink:to="cney_IssuanceOfOrdinarySharesForAcquisitionAmount_lbl_9" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_IssuanceOfOrdinarySharesForAcquisitionAmount_lbl_9" xml:lang="en-US">[Issuance of ordinary shares for acquisition, amount]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_IssuanceOfOrdinarySharesForAcquisitionShares" xlink:to="cney_IssuanceOfOrdinarySharesForAcquisitionShares_lbl_b9c4eb" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_IssuanceOfOrdinarySharesForAcquisitionShares_lbl_b9c4eb" xml:lang="en-US">Issuance of ordinary shares for acquisition, shares</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_IssuanceOfOrdinarySharesForAcquisitionShares" xlink:label="cney_IssuanceOfOrdinarySharesForAcquisitionShares" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_IssuanceOfOrdinarySharesForAcquisitionShares" xlink:to="cney_IssuanceOfOrdinarySharesForAcquisitionShares_lbl_10" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_IssuanceOfOrdinarySharesForAcquisitionShares_lbl_10" xml:lang="en-US">[Issuance of ordinary shares for acquisition, shares]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired" xlink:to="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_lbl_df907b" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_lbl_df907b" xml:lang="en-US">Percentage of Ownership</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:to="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_lbl_8f9e86" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_lbl_8f9e86" xml:lang="en-US">Finite-Lived Intangible Assets by Major Class [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_LicensesMember" xlink:label="cney_LicensesMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_LicensesMember" xlink:to="cney_LicensesMember_lbl_56e7e8" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_LicensesMember_lbl_56e7e8" xml:lang="en-US">License</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_FiniteLivedIntangibleAssetsUsefulLife" xlink:label="cney_FiniteLivedIntangibleAssetsUsefulLife" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_FiniteLivedIntangibleAssetsUsefulLife" xlink:to="cney_FiniteLivedIntangibleAssetsUsefulLife_lbl_9b05fd" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_FiniteLivedIntangibleAssetsUsefulLife_lbl_9b05fd" xml:lang="en-US">Intangible assets useful life</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:to="us-gaap_PropertyPlantAndEquipmentByTypeAxis_lbl_ee42d6" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis_lbl_ee42d6" xml:lang="en-US">Property Plant And Equipment By Type Axis</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MachineryAndEquipmentMember" xlink:label="us-gaap_MachineryAndEquipmentMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MachineryAndEquipmentMember" xlink:to="us-gaap_MachineryAndEquipmentMember_lbl_fdaf1a" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MachineryAndEquipmentMember_lbl_fdaf1a" xml:lang="en-US">Machinery and Equipment [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LandAndBuildingMember" xlink:label="us-gaap_LandAndBuildingMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LandAndBuildingMember" xlink:to="us-gaap_LandAndBuildingMember_lbl_c28e60" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LandAndBuildingMember_lbl_c28e60" xml:lang="en-US">Property and Building [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VehiclesMember" xlink:label="us-gaap_VehiclesMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_VehiclesMember" xlink:to="us-gaap_VehiclesMember_lbl_4956ed" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_VehiclesMember_lbl_4956ed" xml:lang="en-US">Vehicles [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_MinimumOneMember" xlink:label="cney_MinimumOneMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_MinimumOneMember" xlink:to="cney_MinimumOneMember_lbl_f11d0d" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_MinimumOneMember_lbl_f11d0d" xml:lang="en-US">Minimum [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OfficeEquipmentMember" xlink:label="us-gaap_OfficeEquipmentMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OfficeEquipmentMember" xlink:to="us-gaap_OfficeEquipmentMember_lbl_41fff8" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OfficeEquipmentMember_lbl_41fff8" xml:lang="en-US">Office Equipment [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_MaximumOneMember" xlink:label="cney_MaximumOneMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_MaximumOneMember" xlink:to="cney_MaximumOneMember_lbl_244704" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_MaximumOneMember_lbl_244704" xml:lang="en-US">Maximum [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_PropertyPlantAndEquipmentUsefulLifeOfAssets" xlink:label="cney_PropertyPlantAndEquipmentUsefulLifeOfAssets" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_PropertyPlantAndEquipmentUsefulLifeOfAssets" xlink:to="cney_PropertyPlantAndEquipmentUsefulLifeOfAssets_lbl_da4a44" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_PropertyPlantAndEquipmentUsefulLifeOfAssets_lbl_da4a44" xml:lang="en-US">Property plant and equipment useful life</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ForeignExchangeRateDescription" xlink:label="cney_ForeignExchangeRateDescription" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ForeignExchangeRateDescription" xlink:to="cney_ForeignExchangeRateDescription_lbl_5fbb2b" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ForeignExchangeRateDescription_lbl_5fbb2b" xml:lang="en-US">Description of foreign exchange rate</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ShippingAndHandlingExpenses" xlink:label="cney_ShippingAndHandlingExpenses" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ShippingAndHandlingExpenses" xlink:to="cney_ShippingAndHandlingExpenses_lbl_e6c6e6" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ShippingAndHandlingExpenses_lbl_e6c6e6" xml:lang="en-US">Shipping and handling expenses</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_MaximumRateVat" xlink:label="cney_MaximumRateVat" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_MaximumRateVat" xlink:to="cney_MaximumRateVat_lbl_74b8b0" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_MaximumRateVat_lbl_74b8b0" xml:lang="en-US">Maximum rate of VAT</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_EffectOfExchangeRateOnForeignCurrencyTranslations" xlink:label="cney_EffectOfExchangeRateOnForeignCurrencyTranslations" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_EffectOfExchangeRateOnForeignCurrencyTranslations" xlink:to="cney_EffectOfExchangeRateOnForeignCurrencyTranslations_lbl_a8b2f0" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_EffectOfExchangeRateOnForeignCurrencyTranslations_lbl_a8b2f0" xml:lang="en-US">Effect of exchange rate on foreign currency translation</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ExchangeFees" xlink:label="us-gaap_ExchangeFees" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ExchangeFees" xlink:to="us-gaap_ExchangeFees_lbl_35d757" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ExchangeFees_lbl_35d757" xml:lang="en-US">Average exchange rates</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_MaximumInsuredAmountDepositInBank" xlink:label="cney_MaximumInsuredAmountDepositInBank" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_MaximumInsuredAmountDepositInBank" xlink:to="cney_MaximumInsuredAmountDepositInBank_lbl_a484b9" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_MaximumInsuredAmountDepositInBank_lbl_a484b9" xml:lang="en-US">Maximum insured amount deposit in bank</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsReceivableGrossCurrent" xlink:to="us-gaap_AccountsReceivableGrossCurrent_lbl_d17bfd" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AccountsReceivableGrossCurrent_lbl_d17bfd" xml:lang="en-US">Accounts receivable</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableGrossCurrent" xlink:label="us-gaap_AccountsReceivableGrossCurrent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsReceivableGrossCurrent" xlink:to="us-gaap_AccountsReceivableGrossCurrent_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsReceivableGrossCurrent_lbl_2" xml:lang="en-US">[Accounts Receivable, before Allowance for Credit Loss, Current]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:to="us-gaap_AllowanceForDoubtfulAccountsReceivable_lbl_c76452" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivable_lbl_c76452" xml:lang="en-US">Balance as of beginning of year</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivable" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:to="us-gaap_AllowanceForDoubtfulAccountsReceivable_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivable_lbl_2" xml:lang="en-US">[Accounts Receivable, Allowance for Credit Loss]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ReversalToAllowanceForDoubtfulAccounts" xlink:label="cney_ReversalToAllowanceForDoubtfulAccounts" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ReversalToAllowanceForDoubtfulAccounts" xlink:to="cney_ReversalToAllowanceForDoubtfulAccounts_lbl_b3e675" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ReversalToAllowanceForDoubtfulAccounts_lbl_b3e675" xml:lang="en-US">Reversal</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AccountsReceivableAllowanceForCreditLossForeignCurrencyTranslation" xlink:label="cney_AccountsReceivableAllowanceForCreditLossForeignCurrencyTranslation" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AccountsReceivableAllowanceForCreditLossForeignCurrencyTranslation" xlink:to="cney_AccountsReceivableAllowanceForCreditLossForeignCurrencyTranslation_lbl_6f9c67" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AccountsReceivableAllowanceForCreditLossForeignCurrencyTranslation_lbl_6f9c67" xml:lang="en-US">Translation adjustments</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:to="us-gaap_AllowanceForDoubtfulAccountsReceivable_lbl_ad1b23" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivable_lbl_ad1b23" xml:lang="en-US">Balance as of end of year</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AccountsReceivableOutstanding" xlink:label="cney_AccountsReceivableOutstanding" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AccountsReceivableOutstanding" xlink:to="cney_AccountsReceivableOutstanding_lbl_571f06" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AccountsReceivableOutstanding_lbl_571f06" xml:lang="en-US">Outstanding accounts receivable</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AccountsReceivableOutstandingPercentage" xlink:label="cney_AccountsReceivableOutstandingPercentage" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AccountsReceivableOutstandingPercentage" xlink:to="cney_AccountsReceivableOutstandingPercentage_lbl_86acfc" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AccountsReceivableOutstandingPercentage_lbl_86acfc" xml:lang="en-US">Outstanding accounts receivable, percent</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryRawMaterials" xlink:label="us-gaap_InventoryRawMaterials" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryRawMaterials" xlink:to="us-gaap_InventoryRawMaterials_lbl_46e8e6" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryRawMaterials_lbl_46e8e6" xml:lang="en-US">Raw materials</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryFinishedGoods" xlink:label="us-gaap_InventoryFinishedGoods" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryFinishedGoods" xlink:to="us-gaap_InventoryFinishedGoods_lbl_62a764" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryFinishedGoods_lbl_62a764" xml:lang="en-US">Finished goods</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryGross" xlink:label="us-gaap_InventoryGross" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryGross" xlink:to="us-gaap_InventoryGross_lbl_55f9aa" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryGross_lbl_55f9aa" xml:lang="en-US">Sub-total</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_LessAllowanceForInventories" xlink:label="cney_LessAllowanceForInventories" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_LessAllowanceForInventories" xlink:to="cney_LessAllowanceForInventories_lbl_9f7225" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_LessAllowanceForInventories_lbl_9f7225" xml:lang="en-US">Less: allowance for inventories</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryNet" xlink:to="us-gaap_InventoryNet_lbl_8e7eb0" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_InventoryNet_lbl_8e7eb0" xml:lang="en-US">Total</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryValuationReserves" xlink:to="us-gaap_InventoryValuationReserves_lbl_49f8f0" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_InventoryValuationReserves_lbl_49f8f0" xml:lang="en-US">Balance as of beginning of year</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryValuationReserves" xlink:label="us-gaap_InventoryValuationReserves" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryValuationReserves" xlink:to="us-gaap_InventoryValuationReserves_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryValuationReserves_lbl_2" xml:lang="en-US">[Inventory Valuation Reserves]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_InventoryReserveReversal" xlink:to="cney_InventoryReserveReversal_lbl_11e4d5" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_InventoryReserveReversal_lbl_11e4d5" xml:lang="en-US">Reversal</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_InventoryReserveReversal" xlink:label="cney_InventoryReserveReversal" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_InventoryReserveReversal" xlink:to="cney_InventoryReserveReversal_lbl_3" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_InventoryReserveReversal_lbl_3" xml:lang="en-US">[Reversal]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_InventoryreservetranslationAdjustments" xlink:to="cney_InventoryreservetranslationAdjustments_lbl_f6d795" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_InventoryreservetranslationAdjustments_lbl_f6d795" xml:lang="en-US">Translation adjustments</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_InventoryreservetranslationAdjustments" xlink:label="cney_InventoryreservetranslationAdjustments" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_InventoryreservetranslationAdjustments" xlink:to="cney_InventoryreservetranslationAdjustments_lbl_4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_InventoryreservetranslationAdjustments_lbl_4" xml:lang="en-US">[Translation adjustments]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryValuationReserves" xlink:to="us-gaap_InventoryValuationReserves_lbl_5a91aa" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_InventoryValuationReserves_lbl_5a91aa" xml:lang="en-US">Balance as of end of year</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AdvancesForRawMaterialsPurchase" xlink:label="cney_AdvancesForRawMaterialsPurchase" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AdvancesForRawMaterialsPurchase" xlink:to="cney_AdvancesForRawMaterialsPurchase_lbl_d62202" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AdvancesForRawMaterialsPurchase_lbl_d62202" xml:lang="en-US">Advances for raw materials purchase</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AllowanceForDoubtfulAccountsAdvacnesToSuppliersNet" xlink:to="cney_AllowanceForDoubtfulAccountsAdvacnesToSuppliersNet_lbl_02c433" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="cney_AllowanceForDoubtfulAccountsAdvacnesToSuppliersNet_lbl_02c433" xml:lang="en-US">Less: allowance for credit losses</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AllowanceForDoubtfulAccountsAdvacnesToSuppliersNet" xlink:label="cney_AllowanceForDoubtfulAccountsAdvacnesToSuppliersNet" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AllowanceForDoubtfulAccountsAdvacnesToSuppliersNet" xlink:to="cney_AllowanceForDoubtfulAccountsAdvacnesToSuppliersNet_lbl_3" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AllowanceForDoubtfulAccountsAdvacnesToSuppliersNet_lbl_3" xml:lang="en-US">[Less: allowance for credit losses]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdvancesOnInventoryPurchases" xlink:to="us-gaap_AdvancesOnInventoryPurchases_lbl_d230a4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AdvancesOnInventoryPurchases_lbl_d230a4" xml:lang="en-US">Advances to suppliers, net</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AllowanceForDoubtfulAccountsAdvancesToSuppliersNet" xlink:to="cney_AllowanceForDoubtfulAccountsAdvancesToSuppliersNet_lbl_3e2a4c" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="cney_AllowanceForDoubtfulAccountsAdvancesToSuppliersNet_lbl_3e2a4c" xml:lang="en-US">Balance as of beginning of year</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AllowanceForDoubtfulAccountsAdvancesToSuppliersNet" xlink:label="cney_AllowanceForDoubtfulAccountsAdvancesToSuppliersNet" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AllowanceForDoubtfulAccountsAdvancesToSuppliersNet" xlink:to="cney_AllowanceForDoubtfulAccountsAdvancesToSuppliersNet_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AllowanceForDoubtfulAccountsAdvancesToSuppliersNet_lbl_2" xml:lang="en-US">[Balance as of beginning of year]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AdditionInAllowanceForDoubtfulAccountsAdvancesToSuppliersNet" xlink:label="cney_AdditionInAllowanceForDoubtfulAccountsAdvancesToSuppliersNet" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AdditionInAllowanceForDoubtfulAccountsAdvancesToSuppliersNet" xlink:to="cney_AdditionInAllowanceForDoubtfulAccountsAdvancesToSuppliersNet_lbl_63c6be" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AdditionInAllowanceForDoubtfulAccountsAdvancesToSuppliersNet_lbl_63c6be" xml:lang="en-US">Addition</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ReversalInAllowanceForDoubtfulAccountsAdvancesToSuppliersNet" xlink:to="cney_ReversalInAllowanceForDoubtfulAccountsAdvancesToSuppliersNet_lbl_94c49f" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_ReversalInAllowanceForDoubtfulAccountsAdvancesToSuppliersNet_lbl_94c49f" xml:lang="en-US">Reversal</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ReversalInAllowanceForDoubtfulAccountsAdvancesToSuppliersNet" xlink:label="cney_ReversalInAllowanceForDoubtfulAccountsAdvancesToSuppliersNet" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ReversalInAllowanceForDoubtfulAccountsAdvancesToSuppliersNet" xlink:to="cney_ReversalInAllowanceForDoubtfulAccountsAdvancesToSuppliersNet_lbl_4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ReversalInAllowanceForDoubtfulAccountsAdvancesToSuppliersNet_lbl_4" xml:lang="en-US">[Reversal 1]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_TranslationAdjustmentsAllowanceForDoubtfulAccountsAdvancesToSuppliersNet" xlink:to="cney_TranslationAdjustmentsAllowanceForDoubtfulAccountsAdvancesToSuppliersNet_lbl_30cf56" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_TranslationAdjustmentsAllowanceForDoubtfulAccountsAdvancesToSuppliersNet_lbl_30cf56" xml:lang="en-US">Translation adjustments</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_TranslationAdjustmentsAllowanceForDoubtfulAccountsAdvancesToSuppliersNet" xlink:label="cney_TranslationAdjustmentsAllowanceForDoubtfulAccountsAdvancesToSuppliersNet" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_TranslationAdjustmentsAllowanceForDoubtfulAccountsAdvancesToSuppliersNet" xlink:to="cney_TranslationAdjustmentsAllowanceForDoubtfulAccountsAdvancesToSuppliersNet_lbl_5" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_TranslationAdjustmentsAllowanceForDoubtfulAccountsAdvancesToSuppliersNet_lbl_5" xml:lang="en-US">[Translation adjustments 1]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AllowanceForDoubtfulAccountsAdvancesToSupplierNetAmount" xlink:to="cney_AllowanceForDoubtfulAccountsAdvancesToSupplierNetAmount_lbl_2e2149" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="cney_AllowanceForDoubtfulAccountsAdvancesToSupplierNetAmount_lbl_2e2149" xml:lang="en-US">Balance as of end of year</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AllowanceForDoubtfulAccountsAdvancesToSupplierNetAmount" xlink:label="cney_AllowanceForDoubtfulAccountsAdvancesToSupplierNetAmount" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AllowanceForDoubtfulAccountsAdvancesToSupplierNetAmount" xlink:to="cney_AllowanceForDoubtfulAccountsAdvancesToSupplierNetAmount_lbl_6" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AllowanceForDoubtfulAccountsAdvancesToSupplierNetAmount_lbl_6" xml:lang="en-US">[Balance as of end of year]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherReceivablesGrossCurrent" xlink:to="us-gaap_OtherReceivablesGrossCurrent_lbl_b0db30" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OtherReceivablesGrossCurrent_lbl_b0db30" xml:lang="en-US">Other receivable</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherReceivablesGrossCurrent" xlink:label="us-gaap_OtherReceivablesGrossCurrent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherReceivablesGrossCurrent" xlink:to="us-gaap_OtherReceivablesGrossCurrent_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherReceivablesGrossCurrent_lbl_2" xml:lang="en-US">[Other Receivables, Gross, Current]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForDoubtfulOtherReceivablesCurrent" xlink:to="us-gaap_AllowanceForDoubtfulOtherReceivablesCurrent_lbl_9da56e" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_AllowanceForDoubtfulOtherReceivablesCurrent_lbl_9da56e" xml:lang="en-US">Less: allowance for credit losses</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllowanceForDoubtfulOtherReceivablesCurrent" xlink:label="us-gaap_AllowanceForDoubtfulOtherReceivablesCurrent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForDoubtfulOtherReceivablesCurrent" xlink:to="us-gaap_AllowanceForDoubtfulOtherReceivablesCurrent_lbl_3" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AllowanceForDoubtfulOtherReceivablesCurrent_lbl_3" xml:lang="en-US">[Allowance for Credit Loss, Receivable, Other, Current]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherReceivablesNetCurrent" xlink:to="us-gaap_OtherReceivablesNetCurrent_lbl_aed4af" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherReceivablesNetCurrent_lbl_aed4af" xml:lang="en-US">Other receivable, net</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_OtherReceivableNet" xlink:to="cney_OtherReceivableNet_lbl_2cb27c" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="cney_OtherReceivableNet_lbl_2cb27c" xml:lang="en-US">Balance as of beginning of year</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_OtherReceivableNet" xlink:label="cney_OtherReceivableNet" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_OtherReceivableNet" xlink:to="cney_OtherReceivableNet_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_OtherReceivableNet_lbl_2" xml:lang="en-US">[Balance as of beginning of year 1]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AdditionOtherReceivableNet" xlink:to="cney_AdditionOtherReceivableNet_lbl_291743" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_AdditionOtherReceivableNet_lbl_291743" xml:lang="en-US">Addition</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AdditionOtherReceivableNet" xlink:label="cney_AdditionOtherReceivableNet" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AdditionOtherReceivableNet" xlink:to="cney_AdditionOtherReceivableNet_lbl_3" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AdditionOtherReceivableNet_lbl_3" xml:lang="en-US">[Addition]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_TranslationAdjustmentsOtherReceivableNet" xlink:to="cney_TranslationAdjustmentsOtherReceivableNet_lbl_dec350" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_TranslationAdjustmentsOtherReceivableNet_lbl_dec350" xml:lang="en-US">Translation adjustments</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_TranslationAdjustmentsOtherReceivableNet" xlink:label="cney_TranslationAdjustmentsOtherReceivableNet" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_TranslationAdjustmentsOtherReceivableNet" xlink:to="cney_TranslationAdjustmentsOtherReceivableNet_lbl_4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_TranslationAdjustmentsOtherReceivableNet_lbl_4" xml:lang="en-US">[Translation adjustments 2]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_OtherReceivableNetAmount" xlink:to="cney_OtherReceivableNetAmount_lbl_7c01f1" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="cney_OtherReceivableNetAmount_lbl_7c01f1" xml:lang="en-US">Balance as of end of year</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_OtherReceivableNetAmount" xlink:label="cney_OtherReceivableNetAmount" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_OtherReceivableNetAmount" xlink:to="cney_OtherReceivableNetAmount_lbl_5" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_OtherReceivableNetAmount_lbl_5" xml:lang="en-US">[Balance as of end of year 1]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetAcquisitionConsiderationTransferred" xlink:label="us-gaap_AssetAcquisitionConsiderationTransferred" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetAcquisitionConsiderationTransferred" xlink:to="us-gaap_AssetAcquisitionConsiderationTransferred_lbl_e46b42" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetAcquisitionConsiderationTransferred_lbl_e46b42" xml:lang="en-US">Total Consideration Received for Equity Transfer</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SaleOfStockConsiderationReceivedOnTransaction" xlink:label="us-gaap_SaleOfStockConsiderationReceivedOnTransaction" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockConsiderationReceivedOnTransaction" xlink:to="us-gaap_SaleOfStockConsiderationReceivedOnTransaction_lbl_d5b658" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SaleOfStockConsiderationReceivedOnTransaction_lbl_d5b658" xml:lang="en-US">Consideration Received</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SaleOfStockConsiderationReceivedOnTransactionOutstanding" xlink:label="cney_SaleOfStockConsiderationReceivedOnTransactionOutstanding" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SaleOfStockConsiderationReceivedOnTransactionOutstanding" xlink:to="cney_SaleOfStockConsiderationReceivedOnTransactionOutstanding_lbl_8dfc29" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SaleOfStockConsiderationReceivedOnTransactionOutstanding_lbl_8dfc29" xml:lang="en-US">Consideration Outstanding, balance</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_LoanToAThirdPartyGross" xlink:to="cney_LoanToAThirdPartyGross_lbl_5c8375" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_LoanToAThirdPartyGross_lbl_5c8375" xml:lang="en-US">Loan to a third party</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_LoanToAThirdPartyGross" xlink:label="cney_LoanToAThirdPartyGross" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_LoanToAThirdPartyGross" xlink:to="cney_LoanToAThirdPartyGross_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_LoanToAThirdPartyGross_lbl_2" xml:lang="en-US">[Loan to a third party 1]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AllowanceForCreditLossesOfLoans" xlink:to="cney_AllowanceForCreditLossesOfLoans_lbl_55c47d" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="cney_AllowanceForCreditLossesOfLoans_lbl_55c47d" xml:lang="en-US">Less: allowance for credit losses</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AllowanceForCreditLossesOfLoans" xlink:label="cney_AllowanceForCreditLossesOfLoans" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AllowanceForCreditLossesOfLoans" xlink:to="cney_AllowanceForCreditLossesOfLoans_lbl_3" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AllowanceForCreditLossesOfLoans_lbl_3" xml:lang="en-US">[Less: allowance for credit losses 1]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_LoanToAThirdPartyNet" xlink:label="cney_LoanToAThirdPartyNet" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_LoanToAThirdPartyNet" xlink:to="cney_LoanToAThirdPartyNet_lbl_064990" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_LoanToAThirdPartyNet_lbl_064990" xml:lang="en-US">Loan to a third party, net</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_LoansAgreementDescriptionOfVariableRateDuringPeriod" xlink:label="cney_LoansAgreementDescriptionOfVariableRateDuringPeriod" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_LoansAgreementDescriptionOfVariableRateDuringPeriod" xlink:to="cney_LoansAgreementDescriptionOfVariableRateDuringPeriod_lbl_cf5830" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_LoansAgreementDescriptionOfVariableRateDuringPeriod_lbl_cf5830" xml:lang="en-US">Loan agreement period, description</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_LendingLoanAmountToThirdParty" xlink:to="cney_LendingLoanAmountToThirdParty_lbl_25391a" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_LendingLoanAmountToThirdParty_lbl_25391a" xml:lang="en-US">Loan to a third party</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_LendingLoanAmountToThirdParty" xlink:label="cney_LendingLoanAmountToThirdParty" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_LendingLoanAmountToThirdParty" xlink:to="cney_LendingLoanAmountToThirdParty_lbl_3" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_LendingLoanAmountToThirdParty_lbl_3" xml:lang="en-US">[Loan to a third party 2]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_LoanToAThirdPartyAmounted" xlink:label="cney_LoanToAThirdPartyAmounted" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_LoanToAThirdPartyAmounted" xlink:to="cney_LoanToAThirdPartyAmounted_lbl_90d432" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_LoanToAThirdPartyAmounted_lbl_90d432" xml:lang="en-US">Loan to a third party amounted</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentInterestRateDuringPeriod" xlink:label="us-gaap_DebtInstrumentInterestRateDuringPeriod" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentInterestRateDuringPeriod" xlink:to="us-gaap_DebtInstrumentInterestRateDuringPeriod_lbl_16b95c" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentInterestRateDuringPeriod_lbl_16b95c" xml:lang="en-US">Interest rate annually</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AcquisitionReversalReceivableGross" xlink:to="cney_AcquisitionReversalReceivableGross_lbl_58f9f4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_AcquisitionReversalReceivableGross_lbl_58f9f4" xml:lang="en-US">Acquisition reversal receivable</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AcquisitionReversalReceivableGross" xlink:label="cney_AcquisitionReversalReceivableGross" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AcquisitionReversalReceivableGross" xlink:to="cney_AcquisitionReversalReceivableGross_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AcquisitionReversalReceivableGross_lbl_2" xml:lang="en-US">[Acquisition reversal receivable 1]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AllowanceForCreditLossesAcquisitionReversal" xlink:to="cney_AllowanceForCreditLossesAcquisitionReversal_lbl_6a9cc2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="cney_AllowanceForCreditLossesAcquisitionReversal_lbl_6a9cc2" xml:lang="en-US">Less: allowance for credit losses</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AllowanceForCreditLossesAcquisitionReversal" xlink:label="cney_AllowanceForCreditLossesAcquisitionReversal" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AllowanceForCreditLossesAcquisitionReversal" xlink:to="cney_AllowanceForCreditLossesAcquisitionReversal_lbl_3" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AllowanceForCreditLossesAcquisitionReversal_lbl_3" xml:lang="en-US">[Less: allowance for credit losses 2]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AcquisitionReversalReceivableNetCurrent" xlink:to="cney_AcquisitionReversalReceivableNetCurrent_lbl_cc9ed0" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_AcquisitionReversalReceivableNetCurrent_lbl_cc9ed0" xml:lang="en-US">Acquisition reversal receivable, net</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AcquisitionReversalReceivableNetCurrent" xlink:label="cney_AcquisitionReversalReceivableNetCurrent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AcquisitionReversalReceivableNetCurrent" xlink:to="cney_AcquisitionReversalReceivableNetCurrent_lbl_4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AcquisitionReversalReceivableNetCurrent_lbl_4" xml:lang="en-US">[Acquisition reversal receivable, net]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:to="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl_6c1e15" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl_6c1e15" xml:lang="en-US">Balance as of beginning of period</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:to="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl_2" xml:lang="en-US">[Accounts Receivable, Allowance for Credit Loss, Current]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AllowanceForCreditLossesAddition" xlink:to="cney_AllowanceForCreditLossesAddition_lbl_2c74ff" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_AllowanceForCreditLossesAddition_lbl_2c74ff" xml:lang="en-US">Addition</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AllowanceForCreditLossesAddition" xlink:label="cney_AllowanceForCreditLossesAddition" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AllowanceForCreditLossesAddition" xlink:to="cney_AllowanceForCreditLossesAddition_lbl_3" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AllowanceForCreditLossesAddition_lbl_3" xml:lang="en-US">[Addition 1]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:to="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl_969649" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl_969649" xml:lang="en-US">Balance as of end of period</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_PurchaseAgreementMember" xlink:to="cney_PurchaseAgreementMember_lbl_6a5959" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_PurchaseAgreementMember_lbl_6a5959" xml:lang="en-US">Purchase Agreement [Member]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherReceivables" xlink:to="us-gaap_OtherReceivables_lbl_889b22" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OtherReceivables_lbl_889b22" xml:lang="en-US">Acquisition reversal receivable</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherReceivables" xlink:label="us-gaap_OtherReceivables" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherReceivables" xlink:to="us-gaap_OtherReceivables_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherReceivables_lbl_2" xml:lang="en-US">[Other Receivables]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityMethodInvestments" xlink:label="us-gaap_EquityMethodInvestments" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityMethodInvestments" xlink:to="us-gaap_EquityMethodInvestments_lbl_f76ea1" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EquityMethodInvestments_lbl_f76ea1" xml:lang="en-US">Equity investment at cost</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_IncomeLossFromEquityMethodInvestment" xlink:label="cney_IncomeLossFromEquityMethodInvestment" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_IncomeLossFromEquityMethodInvestment" xlink:to="cney_IncomeLossFromEquityMethodInvestment_lbl_a2ff01" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_IncomeLossFromEquityMethodInvestment_lbl_a2ff01" xml:lang="en-US">Accumulated losses from equity method investment</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermInvestments" xlink:to="us-gaap_LongTermInvestments_lbl_5ae64a" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongTermInvestments_lbl_5ae64a" xml:lang="en-US">Long-term investments, net</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLongTermInvestments" xlink:to="us-gaap_OtherLongTermInvestments_lbl_b404df" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_OtherLongTermInvestments_lbl_b404df" xml:lang="en-US">Balance, beginning of the year</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLongTermInvestments" xlink:label="us-gaap_OtherLongTermInvestments" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLongTermInvestments" xlink:to="us-gaap_OtherLongTermInvestments_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherLongTermInvestments_lbl_2" xml:lang="en-US">[Other Long-Term Investments]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireEquityMethodInvestments" xlink:label="us-gaap_PaymentsToAcquireEquityMethodInvestments" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireEquityMethodInvestments" xlink:to="us-gaap_PaymentsToAcquireEquityMethodInvestments_lbl_510546" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsToAcquireEquityMethodInvestments_lbl_510546" xml:lang="en-US">Investment in Ynong International Group Limited</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeLossFromEquityMethodInvestments" xlink:to="us-gaap_IncomeLossFromEquityMethodInvestments_lbl_fc8bc6" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments_lbl_fc8bc6" xml:lang="en-US">Loss from equity method investments</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLongTermInvestments" xlink:to="us-gaap_OtherLongTermInvestments_lbl_b172c7" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_OtherLongTermInvestments_lbl_b172c7" xml:lang="en-US">Balance, end of the year</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueByAssetClassAxis" xlink:label="us-gaap_FairValueByAssetClassAxis" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueByAssetClassAxis" xlink:to="us-gaap_FairValueByAssetClassAxis_lbl_de9e0e" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueByAssetClassAxis_lbl_de9e0e" xml:lang="en-US">Asset Class [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityMethodInvestmentsMember" xlink:label="us-gaap_EquityMethodInvestmentsMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityMethodInvestmentsMember" xlink:to="us-gaap_EquityMethodInvestmentsMember_lbl_6d2d92" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EquityMethodInvestmentsMember_lbl_6d2d92" xml:lang="en-US">Equity Methord Investment [Member]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Assets" xlink:to="us-gaap_Assets_lbl_006619" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_Assets_lbl_006619" xml:lang="en-US">Total assets</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Liabilities" xlink:to="us-gaap_Liabilities_lbl_c71439" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_Liabilities_lbl_c71439" xml:lang="en-US">Total liabilities</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_lbl_506fbb" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StockholdersEquity_lbl_506fbb" xml:lang="en-US">Total equity</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Revenues" xlink:to="us-gaap_Revenues_lbl_9967ee" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_Revenues_lbl_9967ee" xml:lang="en-US">Total revenue</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingExpenses" xlink:to="us-gaap_OperatingExpenses_lbl_0bf679" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_OperatingExpenses_lbl_0bf679" xml:lang="en-US">Total expenses</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:to="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl_b06815" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl_b06815" xml:lang="en-US">Total net loss</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_YnongMember" xlink:to="cney_YnongMember_lbl_4ffb6d" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_YnongMember_lbl_4ffb6d" xml:lang="en-US">Ynong [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_CommonStockClassASeriesMember" xlink:label="cney_CommonStockClassASeriesMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_CommonStockClassASeriesMember" xlink:to="cney_CommonStockClassASeriesMember_lbl_b617e7" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_CommonStockClassASeriesMember_lbl_b617e7" xml:lang="en-US">Common Class A [Member]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:to="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl_a13475" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl_a13475" xml:lang="en-US">Total revenue</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:to="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl_2" xml:lang="en-US">[Revenue from Contract with Customer, Excluding Assessed Tax]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingExpenses" xlink:to="us-gaap_OperatingExpenses_lbl_dcabb9" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OperatingExpenses_lbl_dcabb9" xml:lang="en-US">Total expenses</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeLossFromEquityMethodInvestments" xlink:to="us-gaap_IncomeLossFromEquityMethodInvestments_lbl_3e68cc" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments_lbl_3e68cc" xml:lang="en-US">Loss from equity method investments</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AgreementDescription" xlink:to="cney_AgreementDescription_lbl_8191d7" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_AgreementDescription_lbl_8191d7" xml:lang="en-US">Description of agreement</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_CashPayableByEntityToSeller" xlink:to="cney_CashPayableByEntityToSeller_lbl_d10610" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_CashPayableByEntityToSeller_lbl_d10610" xml:lang="en-US">Cash payable by entity</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueAcquisitions" xlink:to="us-gaap_StockIssuedDuringPeriodValueAcquisitions_lbl_dffbc7" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodValueAcquisitions_lbl_dffbc7" xml:lang="en-US">Share issued for acquisition, value</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesAcquisitions" xlink:to="us-gaap_StockIssuedDuringPeriodSharesAcquisitions_lbl_0a1064" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesAcquisitions_lbl_0a1064" xml:lang="en-US">Share issued for acquisition</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesIssued" xlink:to="us-gaap_CommonStockSharesIssued_lbl_6918ea" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockSharesIssued_lbl_6918ea" xml:lang="en-US">Ordinary shares, issued</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockValue" xlink:to="us-gaap_CommonStockValue_lbl_16e391" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockValue_lbl_16e391" xml:lang="en-US">Ordinary shares, value</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesIssuedPricePerShare" xlink:to="us-gaap_SharesIssuedPricePerShare_lbl_88dac0" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl_88dac0" xml:lang="en-US">Ordinary shares, per share</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsReceivableGross" xlink:to="us-gaap_AccountsReceivableGross_lbl_2873b9" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AccountsReceivableGross_lbl_2873b9" xml:lang="en-US">Assigned receivables</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SharesClosedForIssuanceOfOrdinarySharesInExchange" xlink:to="cney_SharesClosedForIssuanceOfOrdinarySharesInExchange_lbl_86aae4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_SharesClosedForIssuanceOfOrdinarySharesInExchange_lbl_86aae4" xml:lang="en-US">Issuance of ordinary shares for acquisition in exchange</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_IssuanceOfOrdinarySharesForAcquisitionAmount" xlink:to="cney_IssuanceOfOrdinarySharesForAcquisitionAmount_lbl_4ccc99" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="cney_IssuanceOfOrdinarySharesForAcquisitionAmount_lbl_4ccc99" xml:lang="en-US">Issuance of ordinary shares for acquisition, amount</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_IssuanceOfOrdinarySharesForAcquisitionShares" xlink:to="cney_IssuanceOfOrdinarySharesForAcquisitionShares_lbl_ca2809" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="cney_IssuanceOfOrdinarySharesForAcquisitionShares_lbl_ca2809" xml:lang="en-US">Issuance of ordinary shares for acquisition, shares</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_PaymentForPurchaseOfTreasuryShares" xlink:to="cney_PaymentForPurchaseOfTreasuryShares_lbl_cb8c69" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="cney_PaymentForPurchaseOfTreasuryShares_lbl_cb8c69" xml:lang="en-US">Purchase of investments</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_PaymentForPurchaseOfTreasuryShares" xlink:label="cney_PaymentForPurchaseOfTreasuryShares" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_PaymentForPurchaseOfTreasuryShares" xlink:to="cney_PaymentForPurchaseOfTreasuryShares_lbl_17" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_PaymentForPurchaseOfTreasuryShares_lbl_17" xml:lang="en-US">[Purchase of investments]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_EquityInEarningsLossesOfUnconsolidatedEntity" xlink:label="cney_EquityInEarningsLossesOfUnconsolidatedEntity" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_EquityInEarningsLossesOfUnconsolidatedEntity" xlink:to="cney_EquityInEarningsLossesOfUnconsolidatedEntity_lbl_cdbe89" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_EquityInEarningsLossesOfUnconsolidatedEntity_lbl_cdbe89" xml:lang="en-US">Share of net loss from equity investee</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_RemainingAcquisitionConsiderationPayable" xlink:to="cney_RemainingAcquisitionConsiderationPayable_lbl_668e98" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_RemainingAcquisitionConsiderationPayable_lbl_668e98" xml:lang="en-US">Remaining acquisition consideration payable</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_RemainingAcquisitionConsiderationPayable" xlink:label="cney_RemainingAcquisitionConsiderationPayable" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_RemainingAcquisitionConsiderationPayable" xlink:to="cney_RemainingAcquisitionConsiderationPayable_lbl_19" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_RemainingAcquisitionConsiderationPayable_lbl_19" xml:lang="en-US">[Remaining acquisition consideration payable]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_PaymentsOfAcquisitionRelatedLiabilities" xlink:label="cney_PaymentsOfAcquisitionRelatedLiabilities" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_PaymentsOfAcquisitionRelatedLiabilities" xlink:to="cney_PaymentsOfAcquisitionRelatedLiabilities_lbl_048735" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_PaymentsOfAcquisitionRelatedLiabilities_lbl_048735" xml:lang="en-US">Repayment to seller</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsGross" xlink:to="us-gaap_FiniteLivedIntangibleAssetsGross_lbl_5c26f0" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl_5c26f0" xml:lang="en-US">Intangible asset</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsGross" xlink:to="us-gaap_FiniteLivedIntangibleAssetsGross_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl_2" xml:lang="en-US">[Finite-Lived Intangible Assets, Gross]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl_e5edf3" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl_e5edf3" xml:lang="en-US">Less: accumulated amortization</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsNet" xlink:to="us-gaap_FiniteLivedIntangibleAssetsNet_lbl_1ac506" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl_1ac506" xml:lang="en-US">Intangible asset, net</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_lbl_4988b3" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_lbl_4988b3" xml:lang="en-US">Remainder of fiscal 2026</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_lbl_06ea53" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_lbl_06ea53" xml:lang="en-US">Fiscal 2027</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsNet" xlink:to="us-gaap_FiniteLivedIntangibleAssetsNet_lbl_398d76" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl_398d76" xml:lang="en-US">Total</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl_b8e3ad" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl_b8e3ad" xml:lang="en-US">Amortization expense</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="us-gaap_PropertyPlantAndEquipmentGross" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentGross" xlink:to="us-gaap_PropertyPlantAndEquipmentGross_lbl_14a4e4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl_14a4e4" xml:lang="en-US">Subtotal</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:to="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl_bd7937" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl_bd7937" xml:lang="en-US">Less: accumulated depreciation</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:to="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl_3" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl_3" xml:lang="en-US">[Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentNet" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_lbl_617314" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl_617314" xml:lang="en-US">Property, plant and equipment, net</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Depreciation" xlink:to="us-gaap_Depreciation_lbl_1d6f66" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_Depreciation_lbl_1d6f66" xml:lang="en-US">Depreciation expenses</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseRightOfUseAsset" xlink:to="us-gaap_OperatingLeaseRightOfUseAsset_lbl_c6787d" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl_c6787d" xml:lang="en-US">Right-of-use assets under operating leases</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseLiabilityCurrent" xlink:to="us-gaap_OperatingLeaseLiabilityCurrent_lbl_c2c73d" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent_lbl_c2c73d" xml:lang="en-US">Operating lease liabilities, current</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:to="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl_f5250f" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl_f5250f" xml:lang="en-US">Operating lease liabilities, non-current</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiability" xlink:label="us-gaap_OperatingLeaseLiability" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseLiability" xlink:to="us-gaap_OperatingLeaseLiability_lbl_d314f8" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeaseLiability_lbl_d314f8" xml:lang="en-US">Total operating lease liabilities</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LeaseContractualTermAxis" xlink:label="us-gaap_LeaseContractualTermAxis" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LeaseContractualTermAxis" xlink:to="us-gaap_LeaseContractualTermAxis_lbl_736042" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LeaseContractualTermAxis_lbl_736042" xml:lang="en-US">Lease Contractual Term Axis</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_HangzhouForasenTechnologyCoLtdMember" xlink:label="cney_HangzhouForasenTechnologyCoLtdMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_HangzhouForasenTechnologyCoLtdMember" xlink:to="cney_HangzhouForasenTechnologyCoLtdMember_lbl_791bd7" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_HangzhouForasenTechnologyCoLtdMember_lbl_791bd7" xml:lang="en-US">Represents the information pertaining to Hangzhou Forasen Technology Co., Ltd. [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseExpense" xlink:label="us-gaap_OperatingLeaseExpense" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseExpense" xlink:to="us-gaap_OperatingLeaseExpense_lbl_7e65d7" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeaseExpense_lbl_7e65d7" xml:lang="en-US">Annual rent</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AreaOfLand" xlink:label="us-gaap_AreaOfLand" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AreaOfLand" xlink:to="us-gaap_AreaOfLand_lbl_c39285" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AreaOfLand_lbl_c39285" xml:lang="en-US">Area of office space leased</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PrepaidRent" xlink:label="us-gaap_PrepaidRent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrepaidRent" xlink:to="us-gaap_PrepaidRent_lbl_fd97f3" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PrepaidRent_lbl_fd97f3" xml:lang="en-US">Prepaid total rent</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_WeightedAverageRemainingLeaseTerm" xlink:label="cney_WeightedAverageRemainingLeaseTerm" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_WeightedAverageRemainingLeaseTerm" xlink:to="cney_WeightedAverageRemainingLeaseTerm_lbl_bb7465" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_WeightedAverageRemainingLeaseTerm_lbl_bb7465" xml:lang="en-US">Weighted-average remaining lease term</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent" xlink:label="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent" xlink:to="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_lbl_ec0810" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_lbl_ec0810" xml:lang="en-US">Weighted-average discount rate</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermDebtTypeAxis" xlink:label="us-gaap_ShortTermDebtTypeAxis" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShortTermDebtTypeAxis" xlink:to="us-gaap_ShortTermDebtTypeAxis_lbl_d852a2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShortTermDebtTypeAxis_lbl_d852a2" xml:lang="en-US">Short-Term Debt, Type [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ConvertibleNotesOneMember" xlink:label="cney_ConvertibleNotesOneMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ConvertibleNotesOneMember" xlink:to="cney_ConvertibleNotesOneMember_lbl_cf797f" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ConvertibleNotesOneMember_lbl_cf797f" xml:lang="en-US">Convertible Notes 1 [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ConvertibleNotesTwoMember" xlink:label="cney_ConvertibleNotesTwoMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ConvertibleNotesTwoMember" xlink:to="cney_ConvertibleNotesTwoMember_lbl_f6af35" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ConvertibleNotesTwoMember_lbl_f6af35" xml:lang="en-US">Convertible Notes 2 [Member]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConvertibleNotesPayable" xlink:to="us-gaap_ConvertibleNotesPayable_lbl_4dc43d" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ConvertibleNotesPayable_lbl_4dc43d" xml:lang="en-US">Convertible notes</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConvertibleNotesPayable" xlink:label="us-gaap_ConvertibleNotesPayable" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConvertibleNotesPayable" xlink:to="us-gaap_ConvertibleNotesPayable_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConvertibleNotesPayable_lbl_2" xml:lang="en-US">[Convertible Notes Payable]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_CommonStockClassASeriesMember" xlink:to="cney_CommonStockClassASeriesMember_lbl_1afe9a" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_CommonStockClassASeriesMember_lbl_1afe9a" xml:lang="en-US">Common Class A [Member]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestExpenseShortTermBorrowings" xlink:to="us-gaap_InterestExpenseShortTermBorrowings_lbl_e114cf" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_InterestExpenseShortTermBorrowings_lbl_e114cf" xml:lang="en-US">Interest expenses</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpenseShortTermBorrowings" xlink:label="us-gaap_InterestExpenseShortTermBorrowings" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestExpenseShortTermBorrowings" xlink:to="us-gaap_InterestExpenseShortTermBorrowings_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestExpenseShortTermBorrowings_lbl_2" xml:lang="en-US">[Interest Expense, Short-Term Borrowings]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentInterestRateDuringPeriod" xlink:to="us-gaap_DebtInstrumentInterestRateDuringPeriod_lbl_ae1af5" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DebtInstrumentInterestRateDuringPeriod_lbl_ae1af5" xml:lang="en-US">Interest rate</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_DebtInstrumentDiscount" xlink:label="cney_DebtInstrumentDiscount" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_DebtInstrumentDiscount" xlink:to="cney_DebtInstrumentDiscount_lbl_8527aa" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_DebtInstrumentDiscount_lbl_8527aa" xml:lang="en-US">Original issue discount</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:label="us-gaap_DebtInstrumentFaceAmount" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentFaceAmount" xlink:to="us-gaap_DebtInstrumentFaceAmount_lbl_a3199f" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentFaceAmount_lbl_a3199f" xml:lang="en-US">Initial prepaid purchase principal amount</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AggregatePurchasePriceOfOrdinaryShares" xlink:label="cney_AggregatePurchasePriceOfOrdinaryShares" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AggregatePurchasePriceOfOrdinaryShares" xlink:to="cney_AggregatePurchasePriceOfOrdinaryShares_lbl_b649fe" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AggregatePurchasePriceOfOrdinaryShares_lbl_b649fe" xml:lang="en-US">Prepaid Purchases for purchase of ordinary shares</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsOfDebtIssuanceCosts" xlink:label="us-gaap_PaymentsOfDebtIssuanceCosts" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsOfDebtIssuanceCosts" xlink:to="us-gaap_PaymentsOfDebtIssuanceCosts_lbl_b7b27a" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsOfDebtIssuanceCosts_lbl_b7b27a" xml:lang="en-US">Transaction expense amount</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_DebtInstrumentTransactionExpenseAmount" xlink:to="cney_DebtInstrumentTransactionExpenseAmount_lbl_8434a4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_DebtInstrumentTransactionExpenseAmount_lbl_8434a4" xml:lang="en-US">Transaction expense amount</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_DebtInstrumentTransactionExpenseAmount" xlink:label="cney_DebtInstrumentTransactionExpenseAmount" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_DebtInstrumentTransactionExpenseAmount" xlink:to="cney_DebtInstrumentTransactionExpenseAmount_lbl_8" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_DebtInstrumentTransactionExpenseAmount_lbl_8" xml:lang="en-US">[Transaction expense amount]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RepaymentsOfConvertibleDebt" xlink:label="us-gaap_RepaymentsOfConvertibleDebt" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RepaymentsOfConvertibleDebt" xlink:to="us-gaap_RepaymentsOfConvertibleDebt_lbl_5f55eb" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RepaymentsOfConvertibleDebt_lbl_5f55eb" xml:lang="en-US">Convertible note maximum redemption amount, per month</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" xlink:label="us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" xlink:to="us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_lbl_12df4b" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_lbl_12df4b" xml:lang="en-US">Shares Issued Upon Conversion</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_RedemptionOfConvertibleNote" xlink:label="cney_RedemptionOfConvertibleNote" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_RedemptionOfConvertibleNote" xlink:to="cney_RedemptionOfConvertibleNote_lbl_09afa4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_RedemptionOfConvertibleNote_lbl_09afa4" xml:lang="en-US">Redemption of convertible notes</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_MembershipInterestRate" xlink:label="cney_MembershipInterestRate" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_MembershipInterestRate" xlink:to="cney_MembershipInterestRate_lbl_0c1eee" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_MembershipInterestRate_lbl_0c1eee" xml:lang="en-US">Interest rate of membership</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_DebtInterestRateUponDefault" xlink:label="cney_DebtInterestRateUponDefault" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_DebtInterestRateUponDefault" xlink:to="cney_DebtInterestRateUponDefault_lbl_4906f6" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_DebtInterestRateUponDefault_lbl_4906f6" xml:lang="en-US">Maximum rate permitted by law upon default</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NotesPayable" xlink:label="us-gaap_NotesPayable" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NotesPayable" xlink:to="us-gaap_NotesPayable_lbl_fec44a" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NotesPayable_lbl_fec44a" xml:lang="en-US">Secured promissory note, principal amount</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_MaturityPeriod" xlink:label="cney_MaturityPeriod" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_MaturityPeriod" xlink:to="cney_MaturityPeriod_lbl_cf069c" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_MaturityPeriod_lbl_cf069c" xml:lang="en-US">Convertible note maturity duration</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ConvertibleNotedescription" xlink:label="cney_ConvertibleNotedescription" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ConvertibleNotedescription" xlink:to="cney_ConvertibleNotedescription_lbl_055922" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ConvertibleNotedescription_lbl_055922" xml:lang="en-US">Description of convertible note</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AdditionalShareIssued" xlink:label="cney_AdditionalShareIssued" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AdditionalShareIssued" xlink:to="cney_AdditionalShareIssued_lbl_47deb2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AdditionalShareIssued_lbl_47deb2" xml:lang="en-US">Additional share issued for reverse split</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:label="us-gaap_EmployeeRelatedLiabilitiesCurrent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:to="us-gaap_EmployeeRelatedLiabilitiesCurrent_lbl_c2f343" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EmployeeRelatedLiabilitiesCurrent_lbl_c2f343" xml:lang="en-US">Payroll payable</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestPayableCurrent" xlink:label="us-gaap_InterestPayableCurrent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestPayableCurrent" xlink:to="us-gaap_InterestPayableCurrent_lbl_d9b682" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestPayableCurrent_lbl_d9b682" xml:lang="en-US">Interest payable</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="us-gaap_AccruedLiabilitiesCurrent" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccruedLiabilitiesCurrent" xlink:to="us-gaap_AccruedLiabilitiesCurrent_lbl_c1bb06" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl_c1bb06" xml:lang="en-US">Accrued expenses</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccruedLiabilitiesAndOtherLiabilities" xlink:to="us-gaap_AccruedLiabilitiesAndOtherLiabilities_lbl_886fd9" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AccruedLiabilitiesAndOtherLiabilities_lbl_886fd9" xml:lang="en-US">Accrued expenses and other current liabilities</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedLiabilitiesAndOtherLiabilities" xlink:label="us-gaap_AccruedLiabilitiesAndOtherLiabilities" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccruedLiabilitiesAndOtherLiabilities" xlink:to="us-gaap_AccruedLiabilitiesAndOtherLiabilities_lbl_5" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccruedLiabilitiesAndOtherLiabilities_lbl_5" xml:lang="en-US">[Accrued Liabilities and Other Liabilities]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:to="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl_9cc183" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl_9cc183" xml:lang="en-US">Related Party Transactions By Related Party Axis</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_YefangZhangMember" xlink:label="cney_YefangZhangMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_YefangZhangMember" xlink:to="cney_YefangZhangMember_lbl_38f38b" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_YefangZhangMember_lbl_38f38b" xml:lang="en-US">Yefang Zhang. [Member]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AnnualRentAmount" xlink:to="cney_AnnualRentAmount_lbl_d7576d" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_AnnualRentAmount_lbl_d7576d" xml:lang="en-US">Annual rent</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AnnualRentAmount" xlink:label="cney_AnnualRentAmount" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AnnualRentAmount" xlink:to="cney_AnnualRentAmount_lbl_2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AnnualRentAmount_lbl_2" xml:lang="en-US">[Annual rent]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_DueToRelatedPartyAmount" xlink:label="cney_DueToRelatedPartyAmount" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_DueToRelatedPartyAmount" xlink:to="cney_DueToRelatedPartyAmount_lbl_f4d6fb" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_DueToRelatedPartyAmount_lbl_f4d6fb" xml:lang="en-US">Due to related party</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_TermOfTheLease" xlink:label="cney_TermOfTheLease" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_TermOfTheLease" xlink:to="cney_TermOfTheLease_lbl_b21654" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_TermOfTheLease_lbl_b21654" xml:lang="en-US">Term of the lease</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AmountOfDirectLoan" xlink:label="cney_AmountOfDirectLoan" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AmountOfDirectLoan" xlink:to="cney_AmountOfDirectLoan_lbl_a80a95" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AmountOfDirectLoan_lbl_a80a95" xml:lang="en-US">Loan amount</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_IndirectDebtFromRelatedPartyAmount" xlink:label="cney_IndirectDebtFromRelatedPartyAmount" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_IndirectDebtFromRelatedPartyAmount" xlink:to="cney_IndirectDebtFromRelatedPartyAmount_lbl_caaa1e" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_IndirectDebtFromRelatedPartyAmount_lbl_caaa1e" xml:lang="en-US">Expenses paid by related party</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AreaOfLand" xlink:to="us-gaap_AreaOfLand_lbl_389811" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AreaOfLand_lbl_389811" xml:lang="en-US">Area of lease for office space</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:to="srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_lbl_5da8f6" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_lbl_5da8f6" xml:lang="en-US">Schedule Of Equity Method Investment Equity Method Investee Name Axis</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_CnEnergyMember" xlink:label="cney_CnEnergyMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_CnEnergyMember" xlink:to="cney_CnEnergyMember_lbl_e1182e" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_CnEnergyMember_lbl_e1182e" xml:lang="en-US">CN Energy [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_BottomMember" xlink:label="cney_BottomMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_BottomMember" xlink:to="cney_BottomMember_lbl_34c468" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_BottomMember_lbl_34c468" xml:lang="en-US">Bottom [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_TopMember" xlink:label="cney_TopMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_TopMember" xlink:to="cney_TopMember_lbl_5b80a6" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_TopMember_lbl_5b80a6" xml:lang="en-US">Top [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SecuredPromissoryNoteMember" xlink:label="cney_SecuredPromissoryNoteMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SecuredPromissoryNoteMember" xlink:to="cney_SecuredPromissoryNoteMember_lbl_31a14a" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SecuredPromissoryNoteMember_lbl_31a14a" xml:lang="en-US">Secured Promissory Note [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentFeeAmount" xlink:label="us-gaap_DebtInstrumentFeeAmount" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentFeeAmount" xlink:to="us-gaap_DebtInstrumentFeeAmount_lbl_afe058" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentFeeAmount_lbl_afe058" xml:lang="en-US">Principle amount</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:to="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl_1d0598" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl_1d0598" xml:lang="en-US">Interest rate</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:to="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl_3" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl_3" xml:lang="en-US">[Debt Instrument, Interest Rate, Stated Percentage]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtConversionOriginalDebtAmount1" xlink:to="us-gaap_DebtConversionOriginalDebtAmount1_lbl_10ca6a" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DebtConversionOriginalDebtAmount1_lbl_10ca6a" xml:lang="en-US">Original issue discount</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtConversionOriginalDebtAmount1" xlink:label="us-gaap_DebtConversionOriginalDebtAmount1" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtConversionOriginalDebtAmount1" xlink:to="us-gaap_DebtConversionOriginalDebtAmount1_lbl_4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtConversionOriginalDebtAmount1_lbl_4" xml:lang="en-US">[Debt Conversion, Original Debt, Amount]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LegalFees" xlink:label="us-gaap_LegalFees" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LegalFees" xlink:to="us-gaap_LegalFees_lbl_5fcace" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LegalFees_lbl_5fcace" xml:lang="en-US">Transaction expenses</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:label="us-gaap_ProceedsFromIssuanceOfLongTermDebt" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:to="us-gaap_ProceedsFromIssuanceOfLongTermDebt_lbl_a5652b" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceOfLongTermDebt_lbl_a5652b" xml:lang="en-US">Gross proceeds</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RestrictedCashAndCashEquivalents" xlink:to="us-gaap_RestrictedCashAndCashEquivalents_lbl_750b71" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_RestrictedCashAndCashEquivalents_lbl_750b71" xml:lang="en-US">Note proceeds placed as collateral</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_IssuanceOfOrdinarySharesForWarrantsExercisedShares" xlink:to="cney_IssuanceOfOrdinarySharesForWarrantsExercisedShares_lbl_f38da8" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_IssuanceOfOrdinarySharesForWarrantsExercisedShares_lbl_f38da8" xml:lang="en-US">Issuance of ordinary shares for warrants exercised, shares</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_IssuanceOfOrdinarySharesForWarrantsExercisedShares" xlink:label="cney_IssuanceOfOrdinarySharesForWarrantsExercisedShares" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_IssuanceOfOrdinarySharesForWarrantsExercisedShares" xlink:to="cney_IssuanceOfOrdinarySharesForWarrantsExercisedShares_lbl_8" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_IssuanceOfOrdinarySharesForWarrantsExercisedShares_lbl_8" xml:lang="en-US">[Issuance of ordinary shares for warrants exercised, shares]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_DebtInstrumentDiscount" xlink:to="cney_DebtInstrumentDiscount_lbl_33c2ff" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_DebtInstrumentDiscount_lbl_33c2ff" xml:lang="en-US">Original Issue Discount</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_DebtInstrumentTransactionExpenseAmount" xlink:to="cney_DebtInstrumentTransactionExpenseAmount_lbl_0a1a06" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="cney_DebtInstrumentTransactionExpenseAmount_lbl_0a1a06" xml:lang="en-US">Transaction expense amount</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ConvertibleNoteUnsecured" xlink:label="cney_ConvertibleNoteUnsecured" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ConvertibleNoteUnsecured" xlink:to="cney_ConvertibleNoteUnsecured_lbl_21fd92" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ConvertibleNoteUnsecured_lbl_21fd92" xml:lang="en-US">Unsecured convertible note principal amount</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_AggregatePurchasePrice" xlink:label="cney_AggregatePurchasePrice" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AggregatePurchasePrice" xlink:to="cney_AggregatePurchasePrice_lbl_eb52fd" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_AggregatePurchasePrice_lbl_eb52fd" xml:lang="en-US">Aggregate purchase amount</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentInterestRateDuringPeriod" xlink:to="us-gaap_DebtInstrumentInterestRateDuringPeriod_lbl_c6e29c" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentInterestRateDuringPeriod_lbl_c6e29c" xml:lang="en-US">Interest rate</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_InterestExpensesOther" xlink:to="cney_InterestExpensesOther_lbl_adf1d3" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_InterestExpensesOther_lbl_adf1d3" xml:lang="en-US">Interest expense</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_InterestExpensesOther" xlink:label="cney_InterestExpensesOther" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_InterestExpensesOther" xlink:to="cney_InterestExpensesOther_lbl_14" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_InterestExpensesOther_lbl_14" xml:lang="en-US">[Interest expense]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_RedemptionOfConvertibleNote" xlink:to="cney_RedemptionOfConvertibleNote_lbl_2cb312" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_RedemptionOfConvertibleNote_lbl_2cb312" xml:lang="en-US">Redemption of convertible notes</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ExcessStockSharesIssued" xlink:label="us-gaap_ExcessStockSharesIssued" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ExcessStockSharesIssued" xlink:to="us-gaap_ExcessStockSharesIssued_lbl_847a99" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ExcessStockSharesIssued_lbl_847a99" xml:lang="en-US">Issuance of stock</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_AdditionalShareIssued" xlink:to="cney_AdditionalShareIssued_lbl_f2ce7e" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_AdditionalShareIssued_lbl_f2ce7e" xml:lang="en-US">Additional share issued for reverse split</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_DescriptionOfUnderwritingAgreement" xlink:label="cney_DescriptionOfUnderwritingAgreement" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_DescriptionOfUnderwritingAgreement" xlink:to="cney_DescriptionOfUnderwritingAgreement_lbl_44cf0c" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_DescriptionOfUnderwritingAgreement_lbl_44cf0c" xml:lang="en-US">Underwriting agreement, Description</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceInitialPublicOffering" xlink:label="us-gaap_ProceedsFromIssuanceInitialPublicOffering" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceInitialPublicOffering" xlink:to="us-gaap_ProceedsFromIssuanceInitialPublicOffering_lbl_45e1ef" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceInitialPublicOffering_lbl_45e1ef" xml:lang="en-US">Proceeds from the Offering</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_StatutoryReservesAmount" xlink:to="cney_StatutoryReservesAmount_lbl_ed7a85" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_StatutoryReservesAmount_lbl_ed7a85" xml:lang="en-US">Statutory reserves</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_StatutoryReservesAmount" xlink:label="cney_StatutoryReservesAmount" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_StatutoryReservesAmount" xlink:to="cney_StatutoryReservesAmount_lbl_21" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_StatutoryReservesAmount_lbl_21" xml:lang="en-US">[Statutory reserves]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_IssuanceOfOrdinarySharesForConvertibleNotesRedemptionShares" xlink:to="cney_IssuanceOfOrdinarySharesForConvertibleNotesRedemptionShares_lbl_84e04c" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_IssuanceOfOrdinarySharesForConvertibleNotesRedemptionShares_lbl_84e04c" xml:lang="en-US">Issuance of ordinary shares for convertible notes redemption, shares</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_IssuanceOfOrdinarySharesForConvertibleNotesRedemptionShares" xlink:label="cney_IssuanceOfOrdinarySharesForConvertibleNotesRedemptionShares" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_IssuanceOfOrdinarySharesForConvertibleNotesRedemptionShares" xlink:to="cney_IssuanceOfOrdinarySharesForConvertibleNotesRedemptionShares_lbl_22" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_IssuanceOfOrdinarySharesForConvertibleNotesRedemptionShares_lbl_22" xml:lang="en-US">[Issuance of ordinary shares for convertible notes redemption, shares]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_PreFundedWarrantsOutstanding" xlink:label="cney_PreFundedWarrantsOutstanding" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_PreFundedWarrantsOutstanding" xlink:to="cney_PreFundedWarrantsOutstanding_lbl_72cb03" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_PreFundedWarrantsOutstanding_lbl_72cb03" xml:lang="en-US">Pre-funded Warrants outstanding</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_NumberOfPreFundedWarrantsExercised" xlink:label="cney_NumberOfPreFundedWarrantsExercised" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_NumberOfPreFundedWarrantsExercised" xlink:to="cney_NumberOfPreFundedWarrantsExercised_lbl_638750" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_NumberOfPreFundedWarrantsExercised_lbl_638750" xml:lang="en-US">Pre-funded Warrants exercised</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightOutstanding" xlink:label="us-gaap_ClassOfWarrantOrRightOutstanding" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfWarrantOrRightOutstanding" xlink:to="us-gaap_ClassOfWarrantOrRightOutstanding_lbl_815909" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfWarrantOrRightOutstanding_lbl_815909" xml:lang="en-US">Number of Warrants outstanding</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ClassBOrdinarySharesConvertedIntoClassAOrdinaryShares" xlink:to="cney_ClassBOrdinarySharesConvertedIntoClassAOrdinaryShares_lbl_be6dd0" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_ClassBOrdinarySharesConvertedIntoClassAOrdinaryShares_lbl_be6dd0" xml:lang="en-US">Issuance of ordinary shares for acquisition, shares</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ClassBOrdinarySharesConvertedIntoClassAOrdinaryShares" xlink:label="cney_ClassBOrdinarySharesConvertedIntoClassAOrdinaryShares" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ClassBOrdinarySharesConvertedIntoClassAOrdinaryShares" xlink:to="cney_ClassBOrdinarySharesConvertedIntoClassAOrdinaryShares_lbl_26" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ClassBOrdinarySharesConvertedIntoClassAOrdinaryShares_lbl_26" xml:lang="en-US">[Issuance of ordinary shares for acquisition, shares 1]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:to="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_lbl_4ad361" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_lbl_4ad361" xml:lang="en-US">Warrants exercise price</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightUnissued" xlink:label="us-gaap_ClassOfWarrantOrRightUnissued" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfWarrantOrRightUnissued" xlink:to="us-gaap_ClassOfWarrantOrRightUnissued_lbl_a39313" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfWarrantOrRightUnissued_lbl_a39313" xml:lang="en-US">Warrants</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskByTypeAxis" xlink:label="us-gaap_ConcentrationRiskByTypeAxis" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskByTypeAxis" xlink:to="us-gaap_ConcentrationRiskByTypeAxis_lbl_9fc981" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConcentrationRiskByTypeAxis_lbl_9fc981" xml:lang="en-US">Concentration Risk By Type Axis</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:label="us-gaap_ConcentrationRiskByBenchmarkAxis" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:to="us-gaap_ConcentrationRiskByBenchmarkAxis_lbl_e7376d" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConcentrationRiskByBenchmarkAxis_lbl_e7376d" xml:lang="en-US">Concentration Risk By Benchmark Axis</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_CustomerOneMember" xlink:label="cney_CustomerOneMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_CustomerOneMember" xlink:to="cney_CustomerOneMember_lbl_f7b1b5" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_CustomerOneMember_lbl_f7b1b5" xml:lang="en-US">Customer one [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_CustomerTwoMember" xlink:label="cney_CustomerTwoMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_CustomerTwoMember" xlink:to="cney_CustomerTwoMember_lbl_abbfef" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_CustomerTwoMember_lbl_abbfef" xml:lang="en-US">Customer Two [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableMember" xlink:label="us-gaap_AccountsReceivableMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsReceivableMember" xlink:to="us-gaap_AccountsReceivableMember_lbl_030981" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsReceivableMember_lbl_030981" xml:lang="en-US">Accounts Receivable [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_CustomerThreeMember" xlink:label="cney_CustomerThreeMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_CustomerThreeMember" xlink:to="cney_CustomerThreeMember_lbl_ec8e5c" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_CustomerThreeMember_lbl_ec8e5c" xml:lang="en-US">Customer Three [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SupplierOneMember" xlink:label="cney_SupplierOneMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SupplierOneMember" xlink:to="cney_SupplierOneMember_lbl_131631" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SupplierOneMember_lbl_131631" xml:lang="en-US">Supplier One [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SupplierTwoMember" xlink:label="cney_SupplierTwoMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SupplierTwoMember" xlink:to="cney_SupplierTwoMember_lbl_686e7f" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SupplierTwoMember_lbl_686e7f" xml:lang="en-US">Supplier Two [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SupplierThreeMember" xlink:label="cney_SupplierThreeMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SupplierThreeMember" xlink:to="cney_SupplierThreeMember_lbl_0f1653" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SupplierThreeMember_lbl_0f1653" xml:lang="en-US">Supplier Three [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ConcentrationRiskPercentageOne" xlink:label="cney_ConcentrationRiskPercentageOne" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ConcentrationRiskPercentageOne" xlink:to="cney_ConcentrationRiskPercentageOne_lbl_9f5c71" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ConcentrationRiskPercentageOne_lbl_9f5c71" xml:lang="en-US">Concentration risk percentage</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_MinimumOneMember" xlink:to="cney_MinimumOneMember_lbl_d801e4" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_MinimumOneMember_lbl_d801e4" xml:lang="en-US">Minimum [Member]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_MaximumOneMember" xlink:to="cney_MaximumOneMember_lbl_f57cfb" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_MaximumOneMember_lbl_f57cfb" xml:lang="en-US">Maximum [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_PercentageOfLateFeesPerDay" xlink:label="cney_PercentageOfLateFeesPerDay" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_PercentageOfLateFeesPerDay" xlink:to="cney_PercentageOfLateFeesPerDay_lbl_234694" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_PercentageOfLateFeesPerDay_lbl_234694" xml:lang="en-US">Late fees per day (as a percent)</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LossContingencyEstimateOfPossibleLoss" xlink:label="us-gaap_LossContingencyEstimateOfPossibleLoss" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LossContingencyEstimateOfPossibleLoss" xlink:to="us-gaap_LossContingencyEstimateOfPossibleLoss_lbl_a55ed0" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LossContingencyEstimateOfPossibleLoss_lbl_a55ed0" xml:lang="en-US">Amount of fine</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductOrServiceAxis" xlink:label="srt_ProductOrServiceAxis" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_ProductOrServiceAxis" xlink:to="srt_ProductOrServiceAxis_lbl_22e048" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_ProductOrServiceAxis_lbl_22e048" xml:lang="en-US">Product and Service [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_RoboticsSolutionsMember" xlink:label="cney_RoboticsSolutionsMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_RoboticsSolutionsMember" xlink:to="cney_RoboticsSolutionsMember_lbl_9f456c" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_RoboticsSolutionsMember_lbl_9f456c" xml:lang="en-US">Robotics Solutions [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_ActivatedCarbonMember" xlink:label="cney_ActivatedCarbonMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ActivatedCarbonMember" xlink:to="cney_ActivatedCarbonMember_lbl_f60db2" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_ActivatedCarbonMember_lbl_f60db2" xml:lang="en-US">Activated Carbon [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_CombinedMember" xlink:label="cney_CombinedMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_CombinedMember" xlink:to="cney_CombinedMember_lbl_03275b" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_CombinedMember_lbl_03275b" xml:lang="en-US">Combined [Member]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Revenues" xlink:to="us-gaap_Revenues_lbl_dfd4c6" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_Revenues_lbl_dfd4c6" xml:lang="en-US">Revenues</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GrossProfit" xlink:to="us-gaap_GrossProfit_lbl_c6bf9a" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_GrossProfit_lbl_c6bf9a" xml:lang="en-US">Gross profit</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_SellingGeneralAndAdministrativeExpenseAmount" xlink:label="cney_SellingGeneralAndAdministrativeExpenseAmount" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_SellingGeneralAndAdministrativeExpenseAmount" xlink:to="cney_SellingGeneralAndAdministrativeExpenseAmount_lbl_a1e1f7" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_SellingGeneralAndAdministrativeExpenseAmount_lbl_a1e1f7" xml:lang="en-US">Selling, general and administrative expenses</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NonoperatingIncomeExpense" xlink:to="us-gaap_NonoperatingIncomeExpense_lbl_a694d3" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl_a694d3" xml:lang="en-US">Total other expenses, net</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl_ab1d01" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl_ab1d01" xml:lang="en-US">Loss before income taxes</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProfitLoss" xlink:to="us-gaap_ProfitLoss_lbl_acff17" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ProfitLoss_lbl_acff17" xml:lang="en-US">Net (loss) income</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementGeographicalAxis" xlink:label="srt_StatementGeographicalAxis" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_StatementGeographicalAxis" xlink:to="srt_StatementGeographicalAxis_lbl_181ae0" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_StatementGeographicalAxis_lbl_181ae0" xml:lang="en-US">Geographical [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_UnitedStateOfAmericaMember" xlink:label="cney_UnitedStateOfAmericaMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_UnitedStateOfAmericaMember" xlink:to="cney_UnitedStateOfAmericaMember_lbl_a4412e" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_UnitedStateOfAmericaMember_lbl_a4412e" xml:lang="en-US">United State Of America [Member]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_ActivatedCarbonMember" xlink:to="cney_ActivatedCarbonMember_lbl_e40756" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_ActivatedCarbonMember_lbl_e40756" xml:lang="en-US">Activated Carbon [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="cney-20260331.xsd#cney_PRCMember" xlink:label="cney_PRCMember" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_PRCMember" xlink:to="cney_PRCMember_lbl_09c02c" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cney_PRCMember_lbl_09c02c" xml:lang="en-US">PRC [Member]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_RoboticsSolutionsMember" xlink:to="cney_RoboticsSolutionsMember_lbl_5e52a1" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_RoboticsSolutionsMember_lbl_5e52a1" xml:lang="en-US">Robotics Solutions [Member]</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Revenues" xlink:to="us-gaap_Revenues_lbl_4ce58b" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_Revenues_lbl_4ce58b" xml:lang="en-US">Segment revenue</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_PRCMember" xlink:to="cney_PRCMember_lbl_eb76d9" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cney_PRCMember_lbl_eb76d9" xml:lang="en-US">PRC [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_ID" xlink:label="country_ID" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="country_ID" xlink:to="country_ID_lbl_3dc8aa" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="country_ID_lbl_3dc8aa" xml:lang="en-US">Indonesia [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_CA" xlink:label="country_CA" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="country_CA" xlink:to="country_CA_lbl_81e5fb" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="country_CA_lbl_81e5fb" xml:lang="en-US">Canada [Member]</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles" xlink:to="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_lbl_334d00" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_lbl_334d00" xml:lang="en-US">Identified intangible asset (export heavy crude oil license)</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet" xlink:to="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_lbl_4457a5" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_lbl_4457a5" xml:lang="en-US">Total fair value of net identifiable assets acquired</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationContingentConsiderationAsset" xlink:label="us-gaap_BusinessCombinationContingentConsiderationAsset" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationContingentConsiderationAsset" xlink:to="us-gaap_BusinessCombinationContingentConsiderationAsset_lbl_45fe6d" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessCombinationContingentConsiderationAsset_lbl_45fe6d" xml:lang="en-US">Total purchase consideration (common shares issued)</link:label>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" />
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xlink:to="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_lbl_4fab2e" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_lbl_4fab2e" xml:lang="en-US">Goodwill recognized on acquisition</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles" xlink:to="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_lbl_63fb56" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_lbl_63fb56" xml:lang="en-US">Identified intangible asset</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet" xlink:to="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_lbl_43a4c9" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_lbl_43a4c9" xml:lang="en-US">Total fair value of net identifiable assets acquired</link:label>
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    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cney_BusinessAcquisitionPercentageOfAcquired" xlink:to="cney_BusinessAcquisitionPercentageOfAcquired_lbl_f54a07" xlink:type="arc" />
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" xlink:label="cney_StatutoryReservesValue_d">Amount of statutory reserves as of the balance sheet date.</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:type="arc" xlink:from="cney_AdvancesToSuppliersNetAbstract" xlink:to="cney_AdvancesToSuppliersNetAbstract_d" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" xlink:label="cney_AdvancesToSuppliersNetAbstract_d">No definition available.</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:type="arc" xlink:from="cney_AdvancesToSuppliersNetTextBlock" xlink:to="cney_AdvancesToSuppliersNetTextBlock_d" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" xlink:label="cney_AdvancesToSuppliersNetTextBlock_d">The entire disclosure of advances to suppliers net.</link:label>
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