| Schedule of accrued expenses and other current liabilities |
| | | | | | | As of December 31, | | | 2024 | | 2025 | | | RMB | | RMB | Accrued payroll and welfare | | 147,072,840 | | 157,285,350 | Accrued marketing cost | | 26,351,904 | | 17,874,361 | Income tax and other tax payable | | 12,466,396 | | 12,968,720 | Professional service fees (1) | | 9,152,452 | | 8,140,491 | Deposits | | 9,309,174 | | 6,238,574 | Others | | 38,164,335 | | 16,413,316 | Total | | 242,517,101 | | 218,920,812 |
| (1) | During the year ended December 31, 2025, the Group separately disclosed professional service fees, which were previously included in “Others” in prior periods. |
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