v3.26.1
Loans - Schedule of Future Obligations For Loans From Banks (Details) - Dec. 31, 2025
CNY (¥)
USD ($)
Schedule of Future Obligations For Loans From Banks [Abstract]    
2026 ¥ 70,283,323 $ 10,050,382
2027 5,865,377 838,738
2028 5,675,373 811,567
Total future loan payments 81,824,073 11,700,687
Less: imputed interest 4,124,073 589,735
Total bank loans and loans from other financial institutions ¥ 77,700,000 $ 11,110,952