Yi Hsin Textile Announces Cumulative Acquisition of Quanta Computer Shares Reaching 20% of Paid-in Capital

Publication Date: 2026/05/19 Date of Statement: 2026/05/18 Time of Statement: 17:34:14 Company Code: 4440 Company Name: Yi Hsin Textile Subject: Announcement of cumulative acquisition of the same security within one year reaching 20% of paid-in capital. Applicable Regulation: Article 20 Date of Occurrence: 2026/05/18 Explanation: 1. Security Name: Quanta Computer Inc. 2. Transaction Dates: 2025/12/18~2026/5/18 3. Board of Directors Approval Date: July 15, 2024. 4. Other Approval Dates: N/A. 5. Transaction volume, price per unit, and total amount: (1) Volume: 550,000 shares (2) Price per unit: NT$278.89 (3) Total amount: NT$153,388,261. 6. Profit (or loss) on disposal: N/A. 7. Relationship with the target company: None. 8. Cumulative holding to date: (1) Cumulative holding (incl. this transaction): 100,000 shares (2) Investment amount (incl. this transaction): NT$29,812,420 (3) Shareholding ratio: 0.002589% (4) Encumbrances: None. 9. Securities investment as a percentage of total assets and equity, and working capital: (1) Ratio to total assets: 8.20% (2) Ratio to shareholders' equity: 14.38% (3) Working capital: NT$166,423 thousand. 10. Specific purpose of acquisition: Financial investment. 11. Opinions of dissenting directors: None. 12. Is this a related party transaction: No. 13. Counterparty and relationship with the company: None. 14. Date of approval by supervisors or audit committee: N/A. 15. Date of previous material information announcement on the same event: N/A. 16. Other remarks: None.