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Accounts Receivable - Schedule of Accounts Receivable (Details) - USD ($)
Mar. 31, 2021
Dec. 31, 2020
Receivables [Abstract]    
Accounts receivable $ 7,810,978 $ 6,161,249
Allowances for doubtful accounts (271,664) (271,436)
Accounts receivable net $ 7,539,314 $ 5,889,813