v3.25.2
Other Current Liabilities - Schedule of Other Current Liabilities (Details)
Jun. 30, 2025
CNY (¥)
Jun. 30, 2025
USD ($)
Dec. 31, 2024
CNY (¥)
Schedule of Other Current Liabilities [Abstract]      
Salary accrual ¥ 988,326   ¥ 4,001,104
Deposit 121,136   150,303
Payable for property, plant and equipment 19,235,697   26,521,368
Tax accrual 14,615,471   16,173,063
Customer refund liabilities 14,471,474   14,471,474
Others 3,594,398   5,845,905
Total ¥ 53,026,502 $ 7,407,384 ¥ 67,163,217