[Zenitron] Announcement of Ex-Dividend Record Date

1. Date of Board/Shareholders' resolution: 115/06/01. 2. Type of ex-rights/dividend: Ex-dividend. 3. Type and amount of cash dividend: 711,723,579 TWD (3 TWD per share). 4. Ex-dividend trading date: 115/06/17. 5. Last transfer date: 115/06/21. 6. Start date of transfer suspension: 115/06/22. 7. End date of transfer suspension: 115/06/26. 8. Ex-dividend record date: 115/06/26. 9. Last conversion application date for bonds: N/A. 10. Start date of bond conversion suspension: N/A. 11. End date of bond conversion suspension: N/A. 12. Cash dividend payment date: 115/07/10. 13. Other notes: Since the last transfer date (6/21) is a holiday, shareholders are urged to complete transfer procedures by the business day (6/18).