Variable Interest Entities (Details) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Jun. 30, 2017	Jul. 01, 2016
Current Assets
Cash and cash equivalents	$ 145,417,158	$ 116,574,852	$ 145,417,158	$ 116,574,852	$ 123,050,548	$ 102,896,486
Accounts receivable, net	120,551,994		120,551,994		140,252,335
Inventories	105,613,585		105,613,585		78,013,891
Advances to suppliers	20,821,812		20,821,812		24,023,062
Total Current Assets	397,679,536		397,679,536		370,954,462
Plant, Property and Equipment, Net	33,227,748		33,227,748		34,191,332
Other assets	17,201,354		17,201,354		17,829,621
Intangible Assets, Net	21,527,536		21,527,536		22,911,876
Goodwill	8,290,857		8,290,857		8,651,238
Total Assets	478,223,287		478,223,287		455,681,630
Current Liabilities
Short-term Loan	6,285,300		6,285,300		7,678,111
Accounts payable	22,783,659		22,783,659		19,643,897
Customer deposits	6,935,326		6,935,326		7,046,570
Amount due to related parties	3,288,189		3,288,189		3,071,102
Total Current Liabilities	52,008,492		52,008,492		49,718,116
Long-term Liabilities
Long-term debt	0		0		3,549
Total Liabilities	59,277,343		59,277,343		58,153,577
Stockholders' equity	418,945,944		418,945,944		397,528,052
Total Liabilities and Stockholders' Equity	478,223,287		478,223,287		455,681,629
Revenue	63,963,642	58,745,013	126,732,145	120,629,635
Expenses	8,619,367	12,074,725	20,770,993	26,427,062
Net income	7,826,107	$ 5,506,011	12,920,935	$ 12,857,591
Variable Interest Entity [Member]
Current Assets
Cash and cash equivalents	1,347,719		1,347,719		374,587
Accounts receivable, net	31,545,752		31,545,752		30,687,859
Inventories	22,272,408		22,272,408		21,314,940
Other current assets	1,101,385		1,101,385		2,195,156
Advances to suppliers	1,624,932		1,624,932		2,380,812
Total Current Assets	57,892,196		57,892,196		56,953,354
Plant, Property and Equipment, Net	12,122,345		12,122,345		12,418,906
Other assets	230,107		230,107		225,508
Intangible Assets, Net	11,925,590		11,925,590		13,002,818
Goodwill	3,378,474		3,378,474		3,837,038
Total Assets	85,548,712		85,548,712		86,437,624
Current Liabilities
Short-term Loan					166,311
Accounts payable	20,454,287		20,454,287		18,355,921
Customer deposits	694,119		694,119		1,375,785
Accrued expenses and other payables	3,328,483		3,328,483		3,833,868
Amount due to related parties	43,107,165		43,107,165		42,741,043
Total Current Liabilities	67,584,054		67,584,054		66,472,928
Long-term Liabilities
Long-term debt	0		0		3,549
Total Liabilities	67,584,054		67,584,054		66,476,477
Stockholders' equity	17,964,658		17,964,658		19,961,147
Total Liabilities and Stockholders' Equity	$ 85,548,712		$ 85,548,712		$ 86,437,624