Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Income Statement [Abstract]
Revenue	$ 3,173,711	$ 2,917,180	$ 6,789,395	$ 6,202,383
Cost of revenue	2,594,230	2,268,823	5,156,214	4,836,173
Gross profit	579,481	648,357	1,633,181	1,366,210
Operating expenses:
Selling expenses	716,220	803,434	1,394,550	1,521,071
General and administrative expenses	353,143	611,951	845,153	1,028,677
Research and development expenses	23,674	21,450	45,887	47,510
Bad debt expense	350,847	364,989	352,681	725,052
Impairment of long term assets		977,980		977,980
Total operating expenses	1,443,884	2,779,804	2,638,271	4,300,290
Loss from operations	(864,403)	(2,131,447)	(1,005,090)	(2,934,080)
Other income (expense):
Interest income	9,524	16,316	11,818	21,349
Interest expense	(130,580)	(142,205)	(259,682)	(281,169)
Net other expense	(121,056)	(125,889)	(247,864)	(259,820)
Loss before income taxes	(985,459)	(2,257,336)	(1,252,954)	(3,193,900)
Income tax expense	(22,590)	(30,574)	(48,575)	(60,908)
Net loss	(1,008,049)	(2,287,910)	(1,301,529)	(3,254,808)
Other comprehensive income (loss) - foreign currency translation adjustment	(2,418,783)	1,008,890	(744,707)	1,488,482
Comprehensive loss	$ (3,426,832)	$ (1,279,020)	$ (2,046,236)	$ (1,766,326)
Loss per share:
Basic and diluted	$ (0.02)	$ (0.05)	$ (0.03)	$ (0.07)
Weighted average shares outstanding	43,579,557	43,579,557	43,579,557	43,579,557