Weihua Technology Invited to Participate in '2026 Trend Industry Forum' Hosted by Grand Cathay Securities

Pursuant to Article 4, Paragraph XX: 12 Date of Fact Occurrence: 115/09/10

1. Date of Corporate Briefing: 115/09/10 2. Time of Corporate Briefing: 3:30 PM 3. Location of Corporate Briefing: 7F, No. 236, Xinyi Road, Section 4, Taipei City (Grand Cathay Securities Conference Room) 4. Summary of Corporate Briefing: The company has been invited to participate in the '2026 Trend Industry Forum' hosted by Grand Cathay Securities. 5. Other Matters to be Disclosed: None

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