【Delta Electronics】On Behalf of Subsidiary Delta Electronics (Netherlands) B.V., Announcement of Director Change

1. Date of change: 2026/05/08 2. Type of selected or changed personnel (please enter 'legal entity director', 'legal entity supervisor', 'independent director', 'natural person director' or 'natural person supervisor'): Natural person director 3. Title and name of former incumbent: Director Mr. Liu Chia-Jung 4. Brief resume of former incumbent: General Manager of Mechatronics Business Group, Delta Electronics, Inc. 5. Title and name of new incumbent: Director Mr. Chiang An-Chieh 6. Brief resume of new incumbent: Vice General Manager of ICT Infrastructure Business Group, Delta Electronics, Inc. 7. Type of change (please enter 'resignation', 'removal', 'term expiration', 'death' or 'new appointment'): Resignation 8. Reason for change: Resignation 9. Number of shares held by new incumbent at time of appointment: 0 10. Original term (e.g., xx/xx/xx ~ xx/xx/xx): Not applicable 11. Effective date of new appointment: 2026/05/08 12. Percentage change in directors during the same term: 33.33% 13. Percentage change in independent directors during the same term: N/A 14. Percentage change in supervisors during the same term: N/A 15. Does it involve a change of more than one-third of the directors (please enter yes or no): Yes 16. Other matters that need to be specified (if the subject of the event or resolution is a public company or above, this material information also complies with Article 7, Paragraph 6 of the Enforcement Rules of the Securities and Exchange Act regarding matters that have a significant impact on shareholders' equity or securities prices): None