v3.23.3

Advances to Suppliers (Details) - Schedule of Advances to Suppliers – Third Parties - USD ($)		3 Months Ended	12 Months Ended
		Sep. 30, 2023	Jun. 30, 2023
Schedule of Advances to Suppliers Third Parties [Abstract]
Freight fees	[1]	$ 359,416	$ 428,032
Less: allowances for credit losses		(300,000)	(300,000)
Advances to suppliers-third parties, net		$ 59,416	$ 128,032
[1] The advanced freight fee is the Company’s prepayment made for various shipping costs for shipments from January 1, 2023 to September 30, 2023. The Company provided an allowance of $300,000 for the year ended June 30, 2022, and there was no change in the fiscal year 2023 and for the three months ended September 30, 2023.

X

- Definition

Advances to suppliers accounts payable.

+ References

No definition available.

+ Details

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Namespace Prefix:	sgly_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	sgly_AdvancestoSuppliersDetailsScheduleofAdvancestoSuppliersThirdPartiesLineItems
Namespace Prefix:	sgly_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The valuation allowance as of the balance sheet date to reduce the gross amount of receivables to estimated net realizable value, which would be presented in parentheses on the face of the balance sheet.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-4

+ Details

Name:	us-gaap_AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Payments of cash to suppliers for goods and services during the current period.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 17
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-17

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 17
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-17

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration