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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 10) - USD ($) | Sep. 30, 2021 | Dec. 31, 2020 | Dec. 31, 2019
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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES |  |  |
Cash and cash equivalent | $ 595,390 | $ 326,713 | $ 0
Working capital (excluding cash and cash equivalents) |  | 1,899,674 | 489,870
Total working capital |  | $ 2,226,387 | $ 489,870

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