Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Cash flows from operating activities:
Net loss	$ (29,032)	$ (110,194)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation	58,053	57,503
Amortization	3,791	4,025
Changes in operating assets and liabilities:
Accounts receivable	(213,377)	(63,605)
Accounts receivable-related party	30,096	(13,221)
Other receivable	3,826	(13,388)
Advance to suppliers	93,247	(103,100)
Prepaid expenses	(2,313)	1,122
Inventory	(7,914)	(132,744)
Accounts payable	82,201	(96,100)
Accrued expense	12,411	41,469
Customer deposit	(122,868)	92,230
Tax payable	3,079	5,065
Other payable	(3,069)	(35,256)
Net cash used in operating activities	(91,869)	(366,194)
Cash flow from investing activities:
Purchase of property and equipment	(32,399)	(5,123)
Net cash used in investing activities	(32,399)	(5,123)
Cash flow from financing activities:
Advance from related party	188,981	10,000
Repayment to related party	(78,580)	0
Loan from unrelated party	0	65,318
Net cash provided by financing activities	110,401	75,318
Effects of currency translation on cash and cash equivalents	917	7,764
Net decrease in cash and cash equivalents	(12,950)	(288,235)
Cash and cash equivalents at beginning of the period	50,397	369,607
Cash and cash equivalents at end of the period	37,447	81,372
Supplementary Disclosures of Cash Flow
Income taxes	0	0
Interest	$ 0	$ 0