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Property, Plant and Equipment, Net (Tables)
12 Months Ended
Dec. 31, 2024
Property, Plant and Equipment, Net [Abstract]  
Schedule of Property, Plant and Equipment, Net

Property, plant and equipment, net consist of the following:

 

   As of December 31, 
   2023   2024 
   RMB   RMB 
Machinery and electronic equipment   12,098,631    17,409,218 
Office furniture   266,252    370,667 
Leasehold improvement   1,550,648    2,794,450 
Transportation equipment   41,014    41,014 
Buildings and facilities attached to buildings   
    194,892,201 
Construction in progress   165,221,605    
 
Less: Accumulated depreciation   (9,524,568)   (18,165,635)
Property, plant and equipment, net   169,653,582    197,341,915