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4. Accounts Receivable and Due to Factor (Details) - USD ($) | Dec. 31, 2020 | Dec. 31, 2019
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Receivables [Abstract] |  |
Accounts receivable - non factored | $ 222,034 | $ 273,573
Accounts receivable - factored with recourse | 16,600 | 10,880
Accounts receivable - net | $ 238,634 | $ 284,453

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