Consolidated Statements of Operations (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Revenue	$ 10,831,729	$ 4,883,511	$ 31,312,055	$ 13,630,726
Cost of revenue	6,229,062	3,192,345	18,127,799	9,912,207
Gross profit	4,602,667	1,691,166	13,184,256	3,718,519
Operating expenses
Research and development	158,310	150,257	339,610	304,591
Selling and shipping	345,406	261,006	983,731	805,681
General and administrative	2,208,628	1,675,163	6,423,016	5,145,343
Gain on settlement				(628,905)
Total operating expenses	2,712,344	2,086,426	7,746,357	5,626,710
Operating income/(loss)	1,890,323	(395,260)	5,437,899	(1,908,191)
Other income (expense)
Interest income	28,485	7,054	54,538	20,582
Interest expense	(17,189)	(19,153)	(52,433)	(61,608)
Other income	2,575	118,645	3,014	123,093
Total other income	13,871	106,546	5,119	82,067
Income/(loss) before income taxes	1,904,194	(288,714)	5,443,018	(1,826,124)
Income tax expense/(benefit)	508,316	(203,310)	1,766,231	(907,372)
Net income/(loss)	$ 1,395,878	$ (85,404)	$ 3,676,787	$ (918,752)
Basic income/(loss) per common share (in dollars per share)	$ 0.22	$ (0.01)	$ 0.58	$ (0.15)
Diluted income/(loss) per common share (in dollars per share)	$ 0.22	$ (0.01)	$ 0.58	$ (0.15)
Weighted average common shares Outstanding-basic (in shares)	6,378,656	6,323,039	6,314,224	6,269,102
Stock options (in shares)	34,410		33,748
Weighted average common shares Outstanding-diluted (in shares)	6,413,066	6,323,039	6,347,972	6,269,102