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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 10) - USD ($)	Sep. 30, 2021	Dec. 31, 2020	Dec. 31, 2019
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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Amount of net assets (liabilities).

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Excludes cash and cash equivalents within disposal group and discontinued operation.

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