Restricted Net Assets (Details) - USD ($)	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Current Assets:
Cash and cash equivalents	$ 123,050,548	$ 102,896,486	$ 92,982,564
Total Current Assets	370,954,462	333,305,345
Total Assets	455,681,630	416,506,638
Current Liabilities:
Accounts payable	19,643,897	5,246,153
Amount due to related parties	3,071,102	2,473,004
Other payables and accrued expenses	9,135,313	16,396,003
Total Current Liabilities	49,718,116	39,350,537
Stockholders' Equity
Common stock, $.001 par value, 115,197,165 shares authorized, 37,648,605 and 35,905,198, shares issued and outstanding as of June 30, 2016 and 2015, respectively	38,551	37,648
Additional paid in capital	128,915,651	127,593,932
Accumulated other comprehensive income	(5,127,444)	(5,696,388)
Retained earnings	244,738,993	221,345,279
Total Stockholders' Equity	397,528,052	370,484,332	372,949,474	$ 332,039,792
Total Liabilities and Stockholders' Equity	455,681,629	416,506,638
Parent Company [Member]
Current Assets:
Cash and cash equivalents	139,969	167,495	$ 306,376
Other current assets	71	70
Total Current Assets	140,040	167,565
Long-term equity investment	404,406,925	376,321,912
Total long-term assets	404,406,925	376,321,912
Total Assets	404,546,965	376,489,477
Current Liabilities:
Accounts payable	214,520	214,520
Amount due to related parties	1,988,743	1,388,743
Other payables and accrued expenses	4,815,649	4,401,882
Total Current Liabilities	7,018,913	6,005,145
Stockholders' Equity
Common stock, $.001 par value, 115,197,165 shares authorized, 37,648,605 and 35,905,198, shares issued and outstanding as of June 30, 2016 and 2015, respectively	38,551	37,648
Additional paid in capital	128,915,651	127,593,932
Accumulated other comprehensive income	(5,127,444)	(5,696,388)
Retained earnings	273,701,295	248,549,140
Total Stockholders' Equity	397,528,052	370,484,332
Total Liabilities and Stockholders' Equity	$ 404,546,965	$ 376,489,477