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Trade and Bills Payable (Tables)
 12 Months Ended
Dec. 31, 2021
Other Liabilities and Financial Instruments Subject to Mandatory Redemption [Abstract]  
Schedule of trade and bills payable
   December 31,   December 31, 
   2020   2021 
Trade payable  $19,560,793   $40,352,638 
Bills payable          
– Bank acceptance bills   8,791,499    25,023,574 
           
   $28,352,292   $65,376,212