【Kington】Company Participates in Corporate Briefing Hosted by First Securities

Compliance with Clause 4, Item XX: 12

Factual Date: August 26, 2026

1. Date of Corporate Briefing: August 26, 2026 2. Time of Corporate Briefing: 2:00 PM 3. Location of Corporate Briefing: 2nd Floor, No. 35, Section 1, Chang'an East Road, Zhongshan District, Taipei City, First Securities 4. Summary of Corporate Briefing: Our company was invited to participate in the corporate briefing hosted by First Securities on August 26, 2026. 5. Other Matters to be Disclosed: None

For complete financial and business information, please refer to the Corporate Briefing Schedule or the Corporate Presentation section on the Public Information Observation Station.

Keyword: Material Information