Ching Yue Biotech Announces Commitments Made Upon Application for Transfer from TPEx to TWSE and Subsequent Implementation Status

1. Date of Event: July 6, 2026

2. Company Name: Ching Yue Biotechnology Co., Ltd.

3. Relationship with Company (please enter '本公司' or 'Subsidiary'):本公司 (Our Company)

4. Cross-shareholding Ratio: Not applicable

5. Reason for Announcement: In accordance with the regulations stipulated in Circular No. 0990000468 issued by the Taiwan Stock Exchange Corporation on January 8, 2000 (Minguo Year 99), this announcement discloses the commitments made by our company upon its initial listing and the implementation status as of the second quarter of 2026 (Minguo Year 115).

6. Response Measures: If financial statements of our significant subsidiaries are audited by other certified public accountants and used to recognize investment gains/losses or prepare consolidated financial statements, our designated auditing accountant must issue an audit opinion that does not refer to the work of other auditors.

Subsequent Implementation Status: As of June 30, 2026, there have been no such instances.

7. Other Matters to be Disclosed (if the subject is a publicly issued company or above, this material information also qualifies under Article 7, Paragraph 9, Item 9 of the Enforcement Rules of the Securities and Exchange Act as an event having significant impact on shareholders' rights or securities prices): None

Keywords: Material Information