【Dunyang Technology】The Company is Invited to an Online Institutional Investor Conference Hosted by KGI Securities on May 6, 2026, at 2:00 PM

In accordance with Article 4, Paragraph XX, Clause 12. Date of occurrence of the event: May 6, 2026. 1. Date of institutional investor conference: May 6, 2026. 2. Time of institutional investor conference: 2:00 PM. 3. Venue of institutional investor conference: Online conference via Webex. 4. Summary of institutional investor conference: The company is invited to attend the online investor conference hosted by KGI Securities on May 6, 2026, at 2:00 PM, to explain the company's operational results for the first quarter of 2026 to investors. 5. Other matters that need to be specified: For registration information, please contact Ms. Ni of KGI Securities at (02)2181-8014. For complete financial and business information, please refer to the list of institutional investor conferences or the investor conference section on the Market Observation Post System.