[Zhen Ding-KY] Subsidiary Qingding Precision Electronics (Huai'an) Announces Acquisition of Equipment

Announcement on Acquisition of Machinery and Equipment

1. Subject of Acquisition: Machinery and equipment 2. Date of occurrence: May 24, 2025 – May 23, 2026 3. Approval authority: Approved by the General Manager 4. Date of decision: May 23, 2026 5. Quantity: One lot 6. Total transaction amount: NT$1,038,984,012 7. Counterparty: KLA CORPORATION 8. Relationship with the counterparty: None 9. Method of decision: Price comparison and negotiation 10. Basis for price determination: Based on market rates 11. Purpose: For operational use 12. Related-party transaction: No