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Inventories
12 Months Ended
Dec. 31, 2024
Inventories [Abstract]  
Inventories
6.Inventories

 

Inventories as of December 31, 2023 and 2024 consisted of the following:

 

   December 31,   December 31, 
   2023   2024 
Raw materials  $3,779,414   $3,538,167 
Work in progress   9,525,568    5,034,330 
Finished goods   20,108,440    14,278,530 
   $33,413,422   $22,851,027 

 

During the years ended December 31, 2023 and 2024 write-downs of obsolete inventories to lower of cost or net realizable value of $3,554,962 and $4,927,140, respectively, were charged to cost of revenues.