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INVENTORIES (Tables)
12 Months Ended
Dec. 31, 2021
INVENTORIES  
Schedule of Inventories

Inventories consist of the following:

December 31, 

    

2020

    

2021

Raw materials

$

11,335

$

108,925

Work-in-process

 

7,887

 

20,593

Finished goods

 

22,937

 

198,253

Total

$

42,159

$

327,771