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Accounts Receivable - Schedule of Accounts Receivable (Details) - USD ($) | Mar. 31, 2021 | Dec. 31, 2020
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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

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