[CMC Magnetics] Announcement on the disposal of securities

1. Name of securities: Dynapack, common stock 2. Transaction date: May 25, 115 - June 3, 115 3. Date of board approval: N/A 4. Date of other approval: Chairman approved (June 3, 115) 5. Transaction volume, unit price, total amount: 1,066,000 shares, 439.59 NTD/share, total 468,602,776 NTD 6. Disposal profit: 27,060,321 NTD 7. Relationship with the company: None 8. Current holding status: 279,000 shares, value 121,483,804 NTD, holding ratio 0.18%, no restrictions 9. Investment ratio based on acquisition/disposal guidelines: 78.82% of total assets, 113.20% of net assets, working capital 8,285,327 thousand NTD 10. Specific purpose: Investment portfolio adjustment 11. Dissenting opinions: None 12. Related party transaction: No 13. Counterparty: N/A 14. Audit committee approval: N/A 15. Date of previous announcement: N/A 16. Other notes: Authorized on March 31, 115, for transactions on the centralized market during the second quarter.