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Summary of Significant Accounting Policies (Details) - USD ($)
Dec. 31, 2020
Dec. 31, 2019
Accounting Policies [Abstract]    
Accounts receivable $ 32,171,255 $ 18,249,273
Allowance for doubtful accounts (22,138,541) (9,976,941)
Accounts receivable, net $ 10,032,714 $ 8,272,332