v3.26.1
Leases (Details Narrative)
12 Months Ended
Dec. 31, 2025
USD ($)
Dec. 31, 2025
CNY (¥)
Dec. 31, 2024
CNY (¥)
Dec. 31, 2023
CNY (¥)
Dec. 31, 2025
CNY (¥)
Dec. 31, 2020
Leases            
Operating lease right of use assets $ 100,000       ¥ 700,000  
Operating Lease, Weighted Average Discount Rate, Percent           7.00%
Operating Lease, Weighted Average Remaining Lease Term 1 year 6 months       1 year 6 months  
Rent expenses $ 153,255 ¥ 1,094,679 ¥ 1,139,743 ¥ 1,284,750    
Impairment of right of use assets   ¥ 0 ¥ 0 ¥ 0