Annual report pursuant to Section 13 and 15(d)

Accounts Receivable - Schedule of Accounts Receivable (Details)

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Accounts Receivable - Schedule of Accounts Receivable (Details) - USD ($)
Dec. 31, 2020
Dec. 31, 2019
Credit Loss [Abstract]    
Accounts receivable $ 1,781,448 $ 2,185,859
Less: Allowance for doubtful accounts (178,321) (77,760)
Total accounts receivable, net $ 1,603,127 $ 1,304,783