Property, Plant and Equipment, Net - Schedule of Property, Plant and Equipment, Net (Details) |
Jun. 30, 2025
CNY (¥)
|
Jun. 30, 2025
USD ($)
|
Dec. 31, 2024
CNY (¥)
|
---|---|---|---|
Cost: | |||
Less: Accumulated depreciation | ¥ (22,568,140) | ¥ (18,165,635) | |
Property, plant and equipment, net | 188,159,300 | $ 26,284,372 | 197,341,915 |
Computers and electronic equipment [Member] | |||
Cost: | |||
Property, plant and equipment, gross | 14,733,245 | 17,409,218 | |
Office furniture [Member] | |||
Cost: | |||
Property, plant and equipment, gross | 370,966 | 370,667 | |
Leasehold improvement [Member] | |||
Cost: | |||
Property, plant and equipment, gross | 2,794,450 | 2,794,450 | |
Transportation equipment [Member] | |||
Cost: | |||
Property, plant and equipment, gross | 41,014 | 41,014 | |
Buildings [Member] | |||
Cost: | |||
Property, plant and equipment, gross | ¥ 192,785,765 | ¥ 194,892,201 |