Property and Equipment - Schedule of Property and Equipment (Details) - CNY (¥)	Dec. 31, 2025	Dec. 31, 2024
Schedule of Property and Equipment [Line Items]
Less: accumulated depreciation	¥ (33,186,565)	¥ (29,305,673)
Total	177,700,454	187,477,921
Office and other equipment [Member]
Schedule of Property and Equipment [Line Items]
Property and equipment	15,492,670	15,525,093
Leasehold improvements [Member]
Schedule of Property and Equipment [Line Items]
Property and equipment	8,623,878	14,225,255
Motor vehicles [Member]
Schedule of Property and Equipment [Line Items]
Property and equipment	2,994,993	3,257,768
Building [Member]
Schedule of Property and Equipment [Line Items]
Property and equipment	¥ 183,775,478	¥ 183,775,478

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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