v3.26.1
Income Taxes - Schedule of Income Before Income Taxes and Share of Income (Losses) in Equity Method Investments (Details)
12 Months Ended
Dec. 31, 2025
CNY (¥)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
CNY (¥)
Dec. 31, 2023
CNY (¥)
Schedule of Income Before Income Taxes and Share of Income (Losses) in Equity Method Investments [Abstract]        
Chinese mainland ¥ 79,927,908 $ 11,429,539 ¥ 176,652,452 ¥ 351,791,690
Others 129,309,349 18,490,991 20,554,343 28,580,168
Total ¥ 209,237,257 $ 29,920,530 ¥ 197,206,795 ¥ 380,371,858