v3.26.3
Bank Loans (Details)
6 Months Ended 12 Months Ended
Jun. 30, 2026
USD ($)
Jun. 30, 2026
CNY (¥)
Jun. 30, 2025
CNY (¥)
Dec. 31, 2025
CNY (¥)
Bank Loans [Abstract]        
Outstanding banking loans $ 4,404,704 ¥ 30,000,000   ¥ 30,000,000
Bank borrowings received 3,670,587 25,000,000 ¥ 25,000,000  
Repaid amount of banking borrowings $ 3,670,587 ¥ 25,000,000