CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Cash flows from operating activities
Net income	$ 44,774,048	$ 41,957,825	$ 32,914,101
Adjustments to reconcile net income to net cash provided by operating activities
Issuance of common stock and stock options for compensation	3,489,687	3,248,836	3,605,235
Cancelation of previously issued shares for services		0	(31,056)
Depreciation	13,185,370	4,429,960	4,161,068
Amortization	1,578,676	1,562,906	1,587,190
Changes in operating assets, net of effects from acquisitions
Accounts receivable	(21,651,656)	(43,814,193)	(838,962)
Other current assets	(90,500)	245,965	(414,302)
Inventories	(5,212,729)	(4,278,219)	6,765,750
Advances to suppliers	(7,635,033)	(442,144)	(9,390,123)
Other assets	87,228	(28,198)	(146,674)
Changes in operating liabilities, net of effects from acquisitions
Accounts payable	(3,589,487)	755,931	(494,063)
Unearned revenue	(1,228,419)	(8,649,382)	(8,875,835)
Tax payables	7,555,402	10,443,311	4,467,368
Accrued expenses and other payables	(286,860)	967,800	337,772
Amount due to related parties	1,115,100	0	0
Net cash provided by operating activities	32,090,827	6,400,398	33,647,469
Cash flows from investing activities
Purchase of plant, property, and equipment	(32,381,898)	(11,883,947)	(22,740,118)
Acquisition, net of cash acquired	0	0	(6,720,539)
Increase in construction in progress	(67,357)	0	(3,506,045)
Net cash used in investing activities	(32,449,255)	(11,883,947)	(32,966,702)
Cash flows from financing activities
Proceeds from loans	2,943,885	9,678,375	2,253,000
Repayment of loans	(1,103,970)	0	(2,253,000)
Proceeds from issuance of shares	0	300,001	0
Advance from related party	0	300,000	0
Net cash provided by financing activities	1,839,915	10,278,376	0
Effect of exchange rate change on cash and cash equivalents	1,571,372	1,577,390	2,590,209
Net increase in cash and cash equivalents	3,052,859	6,372,217	3,270,976
Cash and cash equivalents, beginning balance	71,978,630	65,606,413	62,335,437
Cash and cash equivalents, ending balance	75,031,489	71,978,630	65,606,413
Supplement disclosure of cash flow information
Interest expense paid	1,351,157	1,590,620	562,778
Income taxes paid	2,982,956	337,872	4,623,700
Supplemental Disclosure of Non-Cash Financing Activities:
Issuance of 2,275,931 shares for acquisition of Gufeng	0	0	19,299,894
Issuance of 151,515 shares of common stock for repayment of amount due to related party	300,000	0	0
Transfer of Property, Plant and Equipment to Assets held for sale	$ 11,676,736	$ 0	$ 0