Zero One Announces Change in Internal Audit Head

Date of Announcement: July 18, 115 (2026) Date of Statement: July 17, 115 (2026) Time of Statement: 17:16:47 Company Code: 3029 Company Name: Zero One Subject: Announcement of Change in Internal Audit Head Relevant Clause: Item 8 Factual Date of Event: July 17, 115 (2026)

Details: 1. Category of Personnel Change (please select from: Spokesperson, Acting Spokesperson, Key Operating Officer (e.g., CEO, COO, CMO, CSO), Financial Officer, Accounting Officer, Corporate Governance Officer, Chief Information Security Officer, R&D Head, Internal Audit Head, Litigation/Non-litigation Agent): Internal Audit Head 2. Date of Change: 07/17/115 3. Former Officer's Name, Title, and Resume: Huang Chia-chen, Senior Specialist, Internal Audit Head 4. New Officer's Name, Title, and Resume: Not applicable 5. Nature of Change (please enter 'resignation', 'job reassignment', 'layoff', 'retirement', 'death', 'new appointment', or 'dismissal'): resignation 6. Reason for Change: Personal career planning 7. Effective Date: 07/17/115 8. Additional Notes: The duties of the Internal Audit Head will be temporarily assumed by the audit agent. The appointment of the new Internal Audit Head will be announced separately after board approval.