Consolidated Statements of Comprehensive Income (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
Income Statement [Abstract]
Net sales	$ 20,163,481	$ 12,494,687	$ 32,111,947	$ 26,110,764
Cost of goods sold	17,000,575	10,006,962	26,986,034	21,307,439
Gross profit	3,162,906	2,487,725	5,125,913	4,803,325
Operating expenses:
Selling, general, and administrative	1,256,806	1,225,254	2,411,682	2,632,784
Research and development	793,609	740,508	1,516,178	1,515,903
Total operating expenses	2,050,415	1,965,762	3,927,860	4,148,687
Income from operations	1,112,491	521,963	1,198,053	654,638
Other income (loss), net:
Interest income	3,431	3,020	5,708	5,655
Other income (loss), net	25,062	201,227	(20,228)	378,008
Total other income (loss), net	28,493	204,247	(14,520)	383,663
Income before provision for income taxes	1,140,984	726,210	1,183,533	1,038,301
Income tax provision	144,924	152,000	149,989	210,000
Net income	996,060	574,210	1,033,544	828,301
Non-controlling interests in net income of subsidiary at 48.2%	(378,841)	(149,730)	(398,378)	(120,673)
Net income attributable to Parent Company	$ 617,219	$ 424,480	$ 635,166	$ 707,628
Basic earnings per share attributable to Parent Company stockholders	$ .06	$ .04	$ .06	$ .07
Diluted earnings per share attributable to Parent Company stockholders	$ .06	$ .04	$ .06	$ .07
Weighted average common shares outstanding - basic	10,511,012	10,533,869	10,522,503	10,533,869
Weighted average common shares outstanding - diluted	10,678,039	10,661,879	10,689,530	10,661,879
Comprehensive income
Net income	$ 996,060	$ 574,210	$ 1,033,544	$ 828,301
Translation adjustments	1,314	(81,376)	(30,548)	(126,144)
Comprehensive income	997,374	492,834	1,002,996	702,157
Comprehensive income attributable to non-controlling interest	(378,841)	(149,730)	(398,378)	(120,673)
Comprehensive income attributable to controlling interest	$ 618,533	$ 343,104	$ 604,618	$ 581,484