INCOME TAX (Details 1) - USD ($)	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
INCOME TAX
Income before income taxes	$ 72,696	$ 13,510
Statutory income tax rate	16.50%	16.50%
Income tax expense at statutory rate	$ 11,994	$ 2,229
Tax effect of non-deductible items	319	318
Tax effect of tax holiday	(6,156)	(2,547)
Income tax expenses	$ 6,157	$ 0