v3.26.1
INVENTORIES
12 Months Ended
Dec. 31, 2025
INVENTORIES  
INVENTORIES

4. INVENTORIES

Inventories consisted of the following:

 

As of December 31, 

  ​ ​ ​

2024

  ​ ​ ​

2025

 

RMB

RMB

Finished goods

 

471,547,560

475,807,376

Raw materials

 

177,630,159

176,772,275

Inventories

 

649,177,719

652,579,651

Write-downs of inventories from the carrying amount to their estimated net realizable value, were recognized in cost of revenues amounting to RMB21,681,652, RMB30,028,243 and RMB89,204,469 for the years ended December 31, 2023, 2024 and 2025, respectively.