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Intangible Assets, Net (Details) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Intangible Assets, Net [Abstract]      
Intangible assets  
Amortization expense 0 0 $ 359,701
Impairment on intangible assets 0 $ 0 $ 3,281,779
Unamortized software copyright and patent and others $ 3,281,779