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3. Property and Equipment, Net (Details Narrative) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Property, Plant and Equipment [Abstract]        
Depreciation expense $ 10,206 $ 9,378 $ 37,281 $ 28,223