| Schedule of Accrued Expenses and Other Current Liabilities |
| | |
As of | |
| | |
December 31, | | |
December 31, | |
| | |
2024 | | |
2025 | |
| | |
RMB | | |
RMB | | |
US$ | |
| Payable to third parties (a) | |
| 3,964,389 | | |
| 8,599,174 | | |
| 1,223,420 | |
| Accrued payroll and employee benefits | |
| 5,693,545 | | |
| 4,735,899 | | |
| 673,785 | |
| Deposit payable | |
| 1,973,850 | | |
| 706,000 | | |
| 100,444 | |
| Others | |
| 452,662 | | |
| 500,901 | | |
| 71,264 | |
| Total | |
| 12,084,446 | | |
| 14,541,974 | | |
| 2,068,913 | |
| (a) | The balance mainly represents the payables for daily operations such as professional and consulting services, equipment purchases, rent and utility bills as of December 31, 2024 and 2025. |
|