v3.26.1
Land Use Rights - Schedule of Land Use Rights (Details)
Dec. 31, 2025
CNY (¥)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
CNY (¥)
Cost:      
Land use rights ¥ 47,334,841   ¥ 47,334,839
Less: Accumulated amortization (14,354,298)   (13,407,601)
Land use rights, net ¥ 32,980,543 $ 4,716,155 ¥ 33,927,238