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Prepayments and Other Current Assets
9 Months Ended
Sep. 30, 2022
Prepayments and Other Current Assets [Abstract]  
Prepayments and other current assets

(5) Prepayments and other current assets

 

Prepayments and other current assets consisted of the following as of September 30, 2022 and December 31, 2021:

 

   September 30,
   December 31,
 
   2022   2021 
Prepaid land lease  $173,244   $188,215 
Prepayment for purchase of materials   9,030,641    9,190,527 
Prepayment for purchase of equipment   -    980,786 
Value-added tax recoverable   13,154,522    14,740,296 
Prepaid gas   26,939    
-
 
Others   410,561    696,816 
   $22,795,907   $25,796,640