v3.8.0.1

Advances to Suppliers (Details 1) - USD ($)	Mar. 31, 2018	Jun. 30, 2017
Schedule of advances to suppliers - related party
Freight fees	$ 3,601,421	$ 3,333,038
Total advances to suppliers - related party	$ 3,601,421	$ 3,333,038

X

- Definition

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

+ References

No definition available.

+ Details

Name:	sino_AdvancesOnInventoryPurchasesRelaedParty
Namespace Prefix:	sino_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

This represents the advance amount paid to freight fee investment advisory services to related party.

+ References

No definition available.

+ Details

Name:	sino_AdvancesToInvestmentAdvisoryServicesFreightFeeRelatedParty
Namespace Prefix:	sino_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	sino_ScheduleOfAdvanceToSuppliersRelatedPartyAbstract
Namespace Prefix:	sino_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration