v3.26.1
Going Concern (Details)
12 Months Ended
Dec. 31, 2025
CNY (¥)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
CNY (¥)
Dec. 31, 2023
CNY (¥)
Dec. 31, 2025
USD ($)
Going Concern [Abstract]          
Net losses ¥ (121,262,741) $ (17,340,342) ¥ (24,702,033) ¥ (126,989,866)  
Net cash of operating activities (314,302,893) $ (44,944,716) (18,321,791) ¥ (59,199,475)  
Accumulated deficits (391,851,008)   ¥ (269,947,314)   $ (56,033,949)
Working capital deficit ¥ 90,091,355