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Revenue, net (Tables)
 9 Months Ended
Sep. 30, 2021
Revenue, net [Abstract]  
Revenue, Net
Revenue, net is analyzed as follows:

   
Three months ended September 30,
(Unaudited)
  

Nine months ended September 30,
(Unaudited)
  
    2021       2020  
 
   2021  
 
   2020  
Sales of goods
   $
1,673,998
     $
225,412
    
$
4,166,754
    
$
526,032
  
Total revenue from contracts with customers
   $
1,673,998
     $
225,412
    
$
4,166,754
    
$
526,032