Related Party Transactions and Balances - Schedule of Related Parties (Details) - Related Party [Member] |
Dec. 31, 2025
CNY (¥)
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Dec. 31, 2025
USD ($)
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Dec. 31, 2024
CNY (¥)
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Jul. 31, 2024
CNY (¥)
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Jul. 31, 2024
USD ($)
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| Schedule of Related Parties [Line Items] | ||||||||||||||||||||||||
| Amounts due from related parties- Current | ¥ 18,843,062 | $ 2,694,522 | ¥ 21,839,929 | |||||||||||||||||||||
| Amounts due from related parties- Noncurrent | 110,000,000 | 15,729,791 | 110,000,000 | |||||||||||||||||||||
| Amounts due to related parties- Current | 17,518,102 | 2,505,055 | 17,462,176 | |||||||||||||||||||||
| Less: credit losses | (531,961) | (76,070) | (531,961) | |||||||||||||||||||||
| Yibon [Member] | ||||||||||||||||||||||||
| Schedule of Related Parties [Line Items] | ||||||||||||||||||||||||
| Amounts due from related parties- Current | [1] | 6,304,000 | 901,460 | 6,920,600 | ||||||||||||||||||||
| Hanyuan [Member] | ||||||||||||||||||||||||
| Schedule of Related Parties [Line Items] | ||||||||||||||||||||||||
| Amounts due from related parties- Current | [2] | 6,623,958 | 947,213 | 6,732,977 | ||||||||||||||||||||
| Wen Qi [Member] | ||||||||||||||||||||||||
| Schedule of Related Parties [Line Items] | ||||||||||||||||||||||||
| Amounts due from related parties- Current | 2,360,000 | [3] | 337,476 | [3] | 2,360,000 | [3] | ¥ 2,360,000 | $ 337,476 | ||||||||||||||||
| Yueyuan [Member] | ||||||||||||||||||||||||
| Schedule of Related Parties [Line Items] | ||||||||||||||||||||||||
| Amounts due from related parties- Current | [2] | 135,995 | 19,447 | 640,000 | ||||||||||||||||||||
| Aotao [Member] | ||||||||||||||||||||||||
| Schedule of Related Parties [Line Items] | ||||||||||||||||||||||||
| Amounts due from related parties- Current | [4] | 270,067 | 38,619 | 270,067 | ||||||||||||||||||||
| Amounts due to related parties- Current | [5] | 14,963,304 | 2,139,724 | 13,323,770 | ||||||||||||||||||||
| Jiangxia WM [Member] | ||||||||||||||||||||||||
| Schedule of Related Parties [Line Items] | ||||||||||||||||||||||||
| Amounts due from related parties- Current | [6] | 123,000 | 17,589 | 858,000 | ||||||||||||||||||||
| Others [Member] | ||||||||||||||||||||||||
| Schedule of Related Parties [Line Items] | ||||||||||||||||||||||||
| Amounts due from related parties- Current | [4] | 3,558,003 | 508,788 | 4,590,246 | ||||||||||||||||||||
| Amounts due to related parties- Current | [7] | 2,554,798 | 365,331 | 4,138,406 | ||||||||||||||||||||
| Apex [Member] | ||||||||||||||||||||||||
| Schedule of Related Parties [Line Items] | ||||||||||||||||||||||||
| Amounts due from related parties- Noncurrent | ¥ 110,000,000 | $ 15,729,791 | ¥ 110,000,000 | [8] | ||||||||||||||||||||
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