Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Income Statement [Abstract]
Revenue	$ 1,763,955	$ 2,929,273
Cost of revenue	1,569,516	2,272,743
Gross profit	194,439	656,530
Operating expenses:
Selling expenses	326,095	478,691
General and administrative expenses	388,559	428,817
Research and development expenses	48,819	69,918
Bad debt expense	30,246	13,312
Total operating expenses	793,719	990,738
Loss from operations	(599,280)	(334,208)
Other income (expense):
Interest income	386	3,257
Interest expense	(62,003)	(86,780)
Net other expense	(61,617)	(83,523)
Loss before income taxes	(660,897)	(417,731)
Income tax expense
Net loss	(660,897)	(417,731)
Other comprehensive income - foreign currency translation adjustment	(197,032)	835,865
Comprehensive income (loss)	$ (857,929)	$ 418,134
Loss per share:
Basic and diluted	$ (0.02)	$ (0.01)
Weighted average shares outstanding	43,579,557	43,579,557