SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Financial information of revenues and net loss (Details) - USD ($)	3 Months Ended
Mar. 31, 2021	Mar. 31, 2020
Revenues	$ 962
Net loss	(315,987)	$ (500,685)
Digiwork Korea [Member]
Net loss	$ 33,719	$ 152,489

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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