v3.21.1
Other Long-Term Assets - Deposits (Tables)
9 Months Ended
Mar. 31, 2021
Other Longterm Assets Deposits [Abstract]
Schedule of other long term assets deposits
March 31,
June 30,
2021
2020
Rental and utilities deposits
$
106,319
$
64,663
Freight logistics deposits (1)
3,136,294
2,910,327
Total other long-term assets - deposits
$
3,242,613
$
2,974,990
X
- References
No definition available.
+ Details
Name:
sino_OtherLongtermAssetsDepositsAbstract
Namespace Prefix:
sino_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration
X
- References
No definition available.
+ Details
Name:
sino_ScheduleofOtherLongtermAssetsDepositsTableTextBLock
Namespace Prefix:
sino_
Data Type:
nonnum:textBlockItemType
Balance Type:
na
Period Type:
duration