Leases - Schedule of Group as a Lease (Details) |
Dec. 31, 2025
CNY (¥)
|
Dec. 31, 2025
USD ($)
|
Dec. 31, 2024
CNY (¥)
|
|---|---|---|---|
| Schedule of Group as a Lessee [Abstract] | |||
| Operating right-of-use assets | ¥ 54,080,188 | $ 7,733,364 | ¥ 51,906,613 |
| Operating lease payment liabilities, current | 10,479,626 | 1,498,567 | 9,208,569 |
| Operating lease payment liabilities, non-current | 38,439,295 | $ 5,496,746 | 38,352,135 |
| Total | ¥ 48,918,921 | ¥ 47,560,704 |