Run Tai Materials Announces Dongshan Plant in Yilan Obtains Trial Operation Permit for Fixed Pollution Source and Commences Production

1. Date of Event: 115/06/23 2. Entity Involved: The Company 3. Reason for Event (Event Description): The Company's Dongshan Plant in Yilan obtained a trial operation permit for a fixed pollution source issued by the Yilan County Government on 115/06/23. Production operations will be conducted in accordance with the trial operation permit regulations. 4. Handling Process: In compliance with relevant regulations under the Air Pollution Control Act, the Company has re-applied for the operating permit for the fixed pollution source and has already obtained the trial operation permit. 5. Penalty Status: Refer to the material information announcement dated 115/06/12 for details. 6. Whether Fined: Not yet determined 7. Fine Amount (NTD): Not yet determined 8. Expected Loss or Impact: The fixed pollution source trial operation permit has been obtained, and production operations have commenced, with no significant impact anticipated. 9. Potential Insurance Payout Amount (NTD): Not applicable 10. Improvement Status and Future Measures: The Company will proceed with subsequent operations in accordance with relevant regulations. 11. Whether a Material Information Announcement on the Same Event Was Previously Issued: Yes, on 115/06/12 12. Other Matters to Be Disclosed: None