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INVENTORIES (Tables)
6 Months Ended
Jun. 30, 2021
Inventory Disclosure [Abstract]  
Schedule of inventory
          
   June 30,
2021
   December 31,
2020
 
   (Unaudited)     
   $   $ 
Raw materials   116,531    115,373 
Work in process   1,810,646    1,608,301 
Total   1,927,177    1,723,674