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Accounts Receivable - Schedule of Accounts Receivable (Details) - USD ($)
Jun. 30, 2019
Dec. 31, 2018
Receivables [Abstract]    
Accounts receivable $ 3,618,188 $ 4,459,833
Allowances for doubtful accounts (268,350) (37,088)
Accounts receivable net $ 3,349,658 $ 4,422,745