CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	AOCI Attributable to Parent [Member]	Retained Earnings, Appropriated [Member]	Retained Earnings [Member]	Total
Balance at Dec. 31, 2019	$ 5,568	$ 39,605,042		$ 6,241	$ 26,429,695	$ 66,046,546
Balance (in Shares) at Dec. 31, 2019	5,568,734
Stock issued to employees	$ 3	6,387				6,390
Stock issued to employees (in Shares)	3,000
Stock issued for service	$ 5	12,745				12,750
Stock issued for service (in Shares)	5,000
Stock options vested to board of directors and employees		37,844				37,844
Foreign currency translation gain			$ 158,215			158,215
Net (loss)					(1,339,444)	(1,339,444)
Balance at Mar. 31, 2020	$ 5,576	39,662,018	158,215	6,241	25,090,251	64,922,301
Balance (in Shares) at Mar. 31, 2020	5,576,734
Balance at Dec. 31, 2020	$ 5,596	39,766,978	798,290	6,241	351,370	$ 40,928,475
Balance (in Shares) at Dec. 31, 2020	5,596,234					5,596,234
Stock issued to employees	$ 1	2,969				$ 2,970
Stock issued to employees (in Shares)	1,500
Stock issued for service	$ 5	9,895				9,900
Stock issued for service (in Shares)	5,000
Closure of Nova Macau				$ (6,241)	6,241
Foreign currency translation gain			(228,847)			(228,847)
Net (loss)					(763,537)	(763,537)
Balance at Mar. 31, 2021	$ 5,602	$ 39,779,842	$ 569,443		$ (405,926)	$ 39,948,961
Balance (in Shares) at Mar. 31, 2021	5,602,734					5,602,734