v3.25.1
Property, Plant and Equipment, Net
12 Months Ended
Dec. 31, 2024
Property, Plant and Equipment, Net [Abstract]  
PROPERTY, PLANT AND EQUIPMENT, NET
9. PROPERTY, PLANT AND EQUIPMENT, NET

 

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

 

   As of December 31, 
   2023   2024   2024 
   RMB   RMB   USD 
Land   
    40,972,933    5,613,269 
Buildings and plants   685,779,415    562,423,983    77,051,770 
Leasehold improvements   654,857,745    651,694,871    89,281,831 
Furniture, fixtures and equipment   286,033,440    244,771,734    33,533,590 
Motor vehicles   9,358,564    9,476,389    1,298,260 
Total   1,636,029,164    1,509,339,910    206,778,720 
Less:               
Accumulated depreciation   (841,035,233)   (862,489,629)   (118,160,595)
                
Construction in progress   19,955,095    2,677,929    366,875 
Property, plant and equipment, net   814,949,026    649,528,210    88,985,000 

 

Depreciation expense was RMB119,299,006, RMB110,184,167 and RMB110,979,569 (USD15,204,139) for the years ended December 31, 2022, 2023 and 2024, respectively.