| Schedule of property and equipment, net |
| | | | | | | As of December 31, | | | 2024 | | 2025 | | | RMB | | RMB | Buildings | | 24,774,679 | | 29,834,177 | Machinery and equipment | | 10,006,532 | | 11,123,933 | Leasehold improvements | | 1,173,822 | | 1,265,970 | Vehicles | | 5,544,713 | | 5,463,339 | Furniture, office and electric equipment | | 1,030,877 | | 1,190,792 | Construction in progress | | 4,649,302 | | 2,276,736 | Total | | 47,179,925 | | 51,154,947 | Accumulated depreciation | | (13,236,644) | | (15,694,496) | Impairment | | (27,915) | | (26,942) | Property and equipment, net | | 33,915,366 | | 35,433,509 |
|