ADVANCE TO SUPPLIERS AND ADVANCE FROM CUSTOMERS (Narrative) (Details) (USD $)	Oct. 31, 2014	Apr. 30, 2014
Advance to suppliers	$ 864,471us-gaap_AdvancesOnInventoryPurchases	$ 0us-gaap_AdvancesOnInventoryPurchases
Advance from customers	$ 715,600us-gaap_CustomerAdvancesCurrent	$ 0us-gaap_CustomerAdvancesCurrent
Annual Minimum Order Quantity	400,000jigd_AnnualMinimumOrderQuantity

Carrying value of capitalized payments made in advance for inventory that is expected to be received within one year or the normal operating cycle, if longer.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.8)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 8

-Article 5

Name:	us-gaap_AdvancesOnInventoryPurchases
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant