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2. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details Narrative) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Accounting Policies [Abstract]    
Inventory obsolescence expense $ 318,076 $ 120,442
Allowance for obsolete and slow-moving inventory 276,603 43,650
Depreciation expense $ 67,842 $ 29,940