v3.21.2

Cryptocurrencies (Details) - Schedule of additional Information about cryptocurrencies	12 Months Ended
	Jun. 30, 2021 USD ($)
Schedule of additional Information about cryptocurrencies [Abstract]
Beginning Balance
Receipt of cryptocurrencies from mining services	261,338
Ending Balance	$ 261,338

X

- References

No definition available.

+ Details

Name:	sino_ReceiptOfCryptocurrenciesFromMiningServices
Namespace Prefix:	sino_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- References

No definition available.

+ Details

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

X

- References

No definition available.

+ Details

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