[JPC] Announcement of the company's invitation to attend the Q2 2026 online investor conference hosted by Yuanta Securities.

Conform to Article 4, Paragraph XX: 12 Date of occurrence: 2026/04/28 1. Date of the investor conference: 2026/04/28 2. Time of the investor conference: 14:00 3. Location of the investor conference: Online investor conference 4. Brief information of the investor conference: The company is invited to attend the online investor conference hosted by Yuanta Securities to explain the operational overview for Q2 2026 to investors. 5. Other matters to be specified: None. For complete financial and business information, please refer to the investor conference summary or investor conference section on the Market Observation Post System.