[Scientech] Board Resolution to Acquire Securities of New Group Technology

1. Target Asset: Common shares of New Group Technology Co., Ltd. 2. Transaction Date: May 18, 2026 3. Volume and Price: - Number of shares: 2,100,000 - Price per share: 120 TWD - Total amount: 252,000,000 TWD 4. Relationship with Counterparty: Non-related party. 5. Basis for Pricing: Based on audited financial reports and future industry trends, determined within a reasonable range identified by independent experts. 6. Purpose of Acquisition: To form a three-way strategic alliance among Scientech, Suntex, and New Group Technology, expanding market scale in heterogeneous integration advanced packaging. 7. Cumulative Holding: 2,100,000 shares, representing approximately 60% ownership. 8. Financial Impact: The transaction accounts for 0.91% of total assets and 3.30% of parent company equity. Current working capital stands at approximately 1.77 billion TWD. 9. Approval: Passed by the Board of Directors and Audit Committee on May 18, 2026.