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3. INVENTORY (Details) - USD ($)
Mar. 31, 2020
Dec. 31, 2019
Inventory Disclosure [Abstract]    
Finished goods $ 0 $ 716,478
Work in process 1,656,005 303,594
Raw materials 881,150 835,232
Inventory Allowance (11,424) (11,424)
Total Inventory $ 2,525,731 $ 1,843,880