Hotai Motor to Host Investor Briefing Organized by Taishin Securities

Announcement: The company has been invited to participate in an investor briefing hosted by Taishin Securities. Terms: Clause 12 Date of event: May 21, 2026

1. Date of briefing: May 21, 2026 2. Time of briefing: 14:30 3. Location: B1, No. 17, Sec. 2, Jianguo N. Rd., Zhongshan Dist., Taipei City 4. Briefing Summary: Discussion of the company's Q1 2026 operational results and future outlook. 5. Other Information: For registration, please visit https://reurl.cc/EmaNxm.

For complete financial and operational information, please visit the investor briefing section of the Market Observation Post System.