Variable Interest Entities (Details) - USD ($)	3 Months Ended
Sep. 30, 2018	Sep. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Current Assets
Cash and cash equivalents	$ 153,154,657	$ 133,909,463	$ 150,805,639	$ 123,050,548
Accounts receivable, net	136,794,689		174,460,937
Inventories	85,975,555		53,784,814
Related party receivable	249,087		235,551
Advances to suppliers	18,497,101		25,194,463
Total Current Assets	398,462,437		407,426,651
Plant, Property and Equipment, Net	29,028,781		30,894,683
Other assets	14,821,931		15,885,696
Intangible Assets, Net	19,163,847		20,317,914
Goodwill	7,874,421		8,166,467
Total Assets	469,635,433		482,985,960
Current Liabilities
Short-term loan	4,368,000		4,726,300
Accounts payable	22,463,673		27,128,921
Customer deposits	5,785,249		7,251,967
Amount due to related parties	3,232,715		3,271,619
Total Current Liabilities	76,853,106		83,066,274
Long-term Liabilities
Long-term debt			3,549
Total Liabilities	84,063,634		90,438,173
Stockholders' equity	385,571,799		392,547,787
Total Liabilities and Stockholders' Equity	469,635,433		482,985,960
Revenue	57,954,806	62,128,651
Expenses	5,729,786	12,068,999
Net income	9,011,805	5,094,828
Variable Interest Entity [Member]
Current Assets
Cash and cash equivalents	1,174,732		374,587
Accounts receivable, net	35,129,065		38,295,505
Inventories	20,889,337		21,133,970
Other current assets	950,471		988,051
Related party receivable	249,087		(359,005)
Advances to suppliers	814,358		848,458
Total Current Assets	59,380,038		61,889,291
Plant, Property and Equipment, Net	10,548,189		11,206,667
Other assets	218,549		226,654
Intangible Assets, Net	10,724,735		11,348,180
Goodwill	3,181,816		3,319,732
Total Assets	84,053,327		87,990,524
Current Liabilities
Short-term loan
Accounts payable	20,951,481		25,584,614
Customer deposits	242,728		841,694
Accrued expenses and other payables	4,109,982		3,896,340
Amount due to related parties	41,903,021		43,339,286
Total Current Liabilities	67,207,212		73,661,934
Long-term Liabilities
Long-term debt
Total Liabilities	67,207,212		73,661,934
Stockholders' equity	16,846,115		14,328,590
Total Liabilities and Stockholders' Equity	84,053,327		$ 87,990,524
Revenue	17,985,020	17,132,823
Expenses	15,371,814	19,112,207
Net income	$ 2,613,206	$ (1,979,384)

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Name:	us-gaap_AccountsPayableCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130549-203045

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(3))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682