v3.26.1
INCOME TAX - Income tax benefit (Details)
12 Months Ended
Dec. 31, 2025
CNY (¥)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
CNY (¥)
Dec. 31, 2023
CNY (¥)
Current        
Mainland China ¥ 52,582   ¥ (464,340) ¥ 759,425
Non-Mainland China 1,170,249   144,468  
Total Current income tax expense (benefit) 1,222,831   (319,872) 759,425
Deferred        
Mainland China (22,952,588)   (23,286,678) (10,952,309)
Non-Mainland China (1,253,834)      
Total Deferred income tax benefit (24,206,422) $ (3,461,472) (23,286,678) (10,952,309)
Total ¥ (22,983,591) $ (3,286,610) ¥ (23,606,550) ¥ (10,192,884)