XML 219 R7.htm IDEA: XBRL DOCUMENT v3.25.1

The authorization of the consolidated financial statements	12 Months Ended
	Dec. 31, 2024
Authorization Of Consolidated Financial Statements
The authorization of the consolidated financial statements	2. The authorization of the consolidated financial statements The accompanying consolidated financial statements were authorized for issuance by the Board of Directors on April 22, 2024.

X

- References

No definition available.

+ Details

Name:	YMAT_GeneralInformationAboutFinancialStatements
Namespace Prefix:	YMAT_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The entire disclosure for general information about financial statements.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2024-01-01
-Paragraph 51
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_51&doctype=Standard
-URIDate 2024-03-27

+ Details

Name:	ifrs-full_DisclosureOfGeneralInformationAboutFinancialStatementsExplanatory
Namespace Prefix:	ifrs-full_
Data Type:	dtr-2022:textBlockItemType
Balance Type:	na
Period Type:	duration