Interim Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash flows from operating activities:
Net income (loss)	$ 216,086	$ (159,067)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Depreciation expenses	12,263	3,716
Amortization	26,785	0
Bad debt provision	0
Free rental expense offered by a stockholder	0	0
Deferred income tax	(21,548)	(929)
Share-based compensation	14,999	18,349
Changes in operating assets and liabilities:
Accounts receivable, net	(212,665)	184,835
Inventories	(22,467)	(141,479)
Advance to suppliers	(1,420)	46,209
Prepaid expenses and other assets, net	(65,811)	3,494
Operating lease right-of-use asset	12,535	(152,583)
Accounts payable	13,406	53,288
Advance from customers	131,555	0
Other payables and accrued liabilities	2,608	(114,920)
Income tax payable	17,885	(4,842)
Deferred revenue	(365,693)	(11,474)
Operating lease liability	131	8,409
Amount due from a related party	0	0
Net cash used in operating activities	(241,351)	(266,994)
Cash flows from financing activities:
Bank borrowing	(15,343)	0
Proceeds from related parties	708,538	312,762
Repayment to related parties	0	(17,342)
Proceeds from issuance of common stock	0	250
Repayment for convertible note	0	(3,465)
Net cash provided by financing activities	693,195	292,205
Effect of exchange rate changes on cash and cash equivalents	16,112	(8,992)
Net increase in cash and cash equivalents	467,956	16,219
Cash and cash equivalents at beginning of year	28,539	7,207
Cash and cash equivalents at end of year	496,495	23,426
Supplemental disclosures of cash flow information
Cash paid for interest expenses	0	7,876
Cash paid for income taxes	$ 0	$ 5,592