Consolidated Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 749,652	$ 1,347,367
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation	113,837	138,683
Amortization of intangible assets	353,369	658,535
Deferred tax (benefit)	(15,795)	73,897
Share-based compensation	(25,000)	(37,500)
Increase (decrease) in cash due to change in:
Accounts receivable	2,786,327	(8,084,784)
Inventories	1,034,542	(380,695)
Prepaid expenses and other current assets	(3,659)	48,708
Prepaid income taxes	0	1,055,788
Advance payments to vendor	(169,859)	36,470
Other assets	(3,055)	(5,785)
Accounts payable	(6,075,908)	5,084,515
Advance payments from customers	302,429	(585,463)
Accrued liabilities	53,477	7,802
Income tax payable	355,380	341,912
Net cash used in operating activities	(544,263)	(300,550)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(45,199)	(82,370)
Payments for capitalized development costs	(180,578)	(663,800)
Purchases of intangible assets	(56,661)	(177,647)
Net cash used in investing activities	(282,438)	(923,817)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repurchase of common stock	0	(234,000)
Issuance of stock related to stock options exercised	104,820	17,900
Principal repayment of short-term borrowings	0	(148,295)
Net cash provided by (used in) financing activities	104,820	(364,395)
Effect of foreign currency translation	42,459	(51,605)
Net decrease in cash and cash equivalents	(679,422)	(1,640,367)
Cash and cash equivalents, beginning of period	13,156,754	11,822,620
Cash and cash equivalents, end of period	12,477,332	10,182,253
Cash received (paid) during the years for:
Interest	0	8,114
Income taxes	$ (10,800)	$ 1,067,681