v3.25.1
Income Taxes - Schedule of Consolidated Statements of Comprehensive Income (Loss) (Details)
12 Months Ended
Dec. 31, 2024
CNY (¥)
Dec. 31, 2024
USD ($)
Dec. 31, 2023
CNY (¥)
Dec. 31, 2022
CNY (¥)
Income Taxes - Schedule of Consolidated Statements of Comprehensive Income (Loss) (Details) [Line Items]        
Current tax ¥ 107,567,291 $ 14,736,659 ¥ 120,875,594 ¥ 86,534,248
Deferred tax (18,840,322) (2,581,114) (2,423,339) (130,607,150)
Total ¥ 88,726,969 $ 12,155,545 ¥ 118,452,255 ¥ (44,072,902)