CMC Materials Shareholders Approve 'Removal of Non-Compete Restriction for New Director'

1. Date of shareholders' meeting resolution: 115/06/29 2. Name and title of director permitted to engage in competing business: (1) Independent Director: Yeh Chi-Hui 3. Approved competing business activities: Independent Director: Yeh Chi-Hui (1) Independent Director, Taiwan U-Lamp Corporation 4. Period of permitted competing activities: During tenure as director of the company 5. Resolution outcome (voting results per Article 209 of the Company Act): The proposal was approved as submitted following voting. 6. Director's name and title if the permitted competing business involves operations in Mainland China (enter 'Not applicable' if not applicable): Not applicable 7. Name and position held at the Mainland China-based enterprise: Not applicable 8. Address of the Mainland China-based enterprise: Not applicable 9. Business scope of the Mainland China-based enterprise: Not applicable 10. Impact on the company's financial and operational status: None. 11. If the director has invested in the Mainland China-based enterprise, the investment amount and ownership percentage: Not applicable. 12. Other matters to be disclosed: None. Keywords: Material Information