v3.21.2
Advances to Suppliers (Details) - Schedule of advances to suppliers – third parties - USD ($)
12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Schedule of advances to suppliers – third parties [Abstract]
Freight fees
[1]
$ 880,000
$ 48,875
[1]
The advanced freight fee is the Company’s prepayment made for various shipping costs for shipments from July to September 2021.
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- Definition
Advances to suppliers accounts payable
+ References
No definition available.
+ Details
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Balance Type:
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Period Type:
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- References
No definition available.
+ Details
Name:
sino_ScheduleOfAdvancesToSuppliersThirdPartiesAbstract
Namespace Prefix:
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Data Type:
xbrli:stringItemType
Balance Type:
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Period Type:
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