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Schedule of share capital shares (Details)	Dec. 31, 2024 USD ($)	Dec. 31, 2024 HKD ($)	Dec. 31, 2023 HKD ($)
Ordinary stock value
Ordinary shares authorized	1,500,000	11,700,000	380,000
Ordinary shares issued and fully paid	$ 7,531	$ 58,500	$ 10

X

- Definition

Number of stock shares authorized.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Ordinary stock value.

+ References

No definition available.

+ Details

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Namespace Prefix:	MB_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The nominal value of capital issued.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 1
-IssueDate 2024-01-01
-Paragraph 78
-Subparagraph e
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-URIDate 2024-03-27

+ Details

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