Sanyo Industrial Announces Chairman of Subsidiary Shang-Tin Construction Co., Ltd., Sets Ex-Dividend Record Date and Payment Date

1. Date of board of directors, shareholders' meeting resolution, or company decision: June 12, 2026 (ROC Year 115)

2. Type of ex-rights or ex-dividend (please enter 'ex-rights', 'ex-dividend', or 'ex-rights and ex-dividend'): ex-dividend

3. Type and amount of dividend distribution: Cash dividend of NT$198,792,780

4. Ex-rights (ex-dividend) trading day: N/A

5. Last transfer date: N/A

6. Start date of transfer suspension: N/A

7. End date of transfer suspension: N/A

8. Ex-rights (ex-dividend) record date: July 5, 2026 (ROC Year 115)

9. Other matters to be disclosed: The cash dividend payment date is July 10, 2026 (ROC Year 115).