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Prepayments and Other Current Assets (Details) - Schedule of prepayments and other current assets - USD ($) | Dec. 31, 2020 | Dec. 31, 2019
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Schedule of prepayments and other current assets [Abstract] |  |
Prepaid land lease | $ 183,912 | $ 301,023
Prepayment for purchase of materials | 10,945 | 5,394,297
Value-added tax recoverable | 5,864,989 | 5,666,975
Others | 991,669 | 250,946
Total prepayments and other current assets | $ 7,051,515 | $ 11,613,241

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