v3.25.2
Operating Leases - Schedule of Operating Leases (Details) - CNY (¥)
6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Schedule Of Operating Leases [Line Items]      
Operating lease cost ¥ 722,427 ¥ 2,413,523  
Short-term lease cost 45,425 363,912  
Total lease cost 767,852 2,777,435  
Operating cash flows for operating leases ¥ 771,553 ¥ 2,459,231  
Weighted average remaining lease term of operating leases (years) 3 years 3 months 29 days   3 years 3 months 3 days
Weighted average discount rate of operating leases 6.24%   6.24%