v3.26.1
Leases (Details) - CNY (¥)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Leases [Line Items]    
Discount rate of the operating lease 3.78% 3.84%
Weighted average remaining lease term 4 years 7 months 2 days 5 years 5 months 12 days
Cash paid for operating lease ¥ 11,552,022 ¥ 11,628,836
Operating lease payment liabilities ¥ 11,194,513 ¥ 55,593,928