v3.25.2
Pay vs Performance Disclosure
6 Months Ended
Jun. 30, 2025
USD ($)
Jun. 30, 2025
CNY (¥)
Jun. 30, 2024
CNY (¥)
Pay vs Performance Disclosure [Table]      
Net Income (Loss) $ 4,433,286 ¥ 31,736,118 ¥ 22,176,601