jpp-KY Announces Ex-Dividend Date on July 17, 2026

Release Date: June 25, 2026 Statement Date: June 24, 2026 Statement Time: 15:59:22 Company Code: 5284 Company Name: jpp-KY Subject: Announcement of Ex-Dividend Date Applicable Clause: Clause 14 Event Date: June 24, 2026

Details: 1. Date of Board or Shareholders' Meeting Resolution or Company Decision: June 24, 2026 2. Type of Rights Adjustment (Please enter 'Rights Issue', 'Dividend Ex-Date', or 'Rights Issue and Dividend Ex-Date'): Dividend Ex-Date 3. Ordinary Share Dividend Type and Amount: Cash dividend of TWD 264,463,415; TWD 5 per share 4. Ex-Rights (Ex-Dividend) Trading Day: July 9, 2026 5. Last Transfer Date: July 12, 2026 6. Transfer Suspension Start Date: July 13, 2026 7. Transfer Suspension End Date: July 17, 2026 8. Ex-Rights (Ex-Dividend) Reference Date: July 17, 2026 9. Final Application Date for Bond Conversion: NA 10. Bond Conversion Suspension Start Date: NA 11. Bond Conversion Suspension End Date: NA 12. Ordinary Share Cash Dividend Payment Date: July 31, 2026 13. Other Matters to Note: The lock-up period for CB4 is from May 5, 2026, to August 5, 2026, and for CB5 from May 11, 2026, to August 11, 2026. Therefore, no bond conversion will occur before the dividend ex-date. The Chairman was authorized by the shareholders' meeting on June 18, 2026, to determine the ex-dividend date.