[Alchip-KY] Announcement of Company's Online Investor Relations Conference on May 8, 2026

Conforms to Article IV, Section XX, Clause 12: Date of Fact Occurrence: 2026-05-08 1. Date of Investor Relations Conference: 2026-05-08 2. Time of Investor Relations Conference: 14:30 3. Location of Investor Relations Conference: Online 4. Key Information from Investor Relations Conference: Discussion of Q1 2026 operational and financial overview and future outlook. 5. Other Matters to be Noted: Presentation content and video link will be announced on the Public Information Observation Station after the meeting. For complete financial and business information, please refer to the Investor Relations Conference list or conference items on the Public Information Observation Station.