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Intangible Asset, Net | 12 Months Ended
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Dec. 31, 2024
Intangible Asset, Net [Abstract] |
Intangible asset, net |
8. | Intangible asset, net
Intangible asset, net consists of the following:
|  | As of December 31, |
|  | 2023 |  |  | 2024 |
|  | RMB |  |  | RMB |
Land use right |  |  | 49,292,208 |  |  |  | 49,292,208 |
Franchise right |  |  | 334,865 |  |  |  | 334,865 |
Less: Accumulated amortization |  |  | (1,895,785 | ) |  |  | (2,881,629 | )
Intangible asset, net |  |  | 47,731,288 |  |  |  | 46,745,444 |
Amortization expense for the years ended December 31, 2022, 2023 and 2024 amounted to RMB575,076, RMB985,844 and RMB985,844, respectively. As of December 31, 2023 and 2024, land use right with net book value of RMB47,731,288 and RMB46,745,444 was pledged as collateral under a loan arrangement (also see Note 11). As of December 31, 2024, the future estimated amortization expenses are as below.
|  | Estimated amortization expense |
Years ended December 31, |  | RMB |
2025 |  |  | 985,844 |
2026 |  |  | 985,844 |
2027 |  |  | 985,844 |
2028 |  |  | 985,844 |
2029 |  |  | 985,844 |
Thereafter |  |  | 41,816,224 |
Total |  |  | 46,745,444 |

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