Property and Equipment, Net - Schedule of Property and Equipment, Net (Details) |
Dec. 31, 2025
CNY (¥)
|
Dec. 31, 2025
USD ($)
|
Dec. 31, 2024
CNY (¥)
|
|---|---|---|---|
| Cost: | |||
| Total cost | ¥ 191,710,749 | ¥ 192,152,566 | |
| Less: Accumulated depreciation | (48,939,349) | (44,902,512) | |
| Property and equipment, net | 142,771,400 | $ 20,416,039 | 147,250,054 |
| Buildings [Member] | |||
| Cost: | |||
| Total cost | 184,813,835 | 184,813,833 | |
| Electronic devices and other general equipment [Member] | |||
| Cost: | |||
| Total cost | 4,338,116 | 4,220,664 | |
| Leasehold improvements [Member] | |||
| Cost: | |||
| Total cost | ¥ 2,558,798 | ¥ 3,118,069 |
| X | ||||||||||
- Definition Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition 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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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| X | ||||||||||
- Definition Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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