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3. INVENTORY (Details) - USD ($)
Jun. 30, 2020
Dec. 31, 2019
Inventory Disclosure [Abstract]    
Finished goods $ 313,003 $ 716,478
Work in process 703,227 303,594
Raw materials 1,273,465 835,232
Inventory Allowance (11,424) (11,424)
Total Inventory $ 2,278,271 $ 1,843,880