[Techman] (Supplement to 115/02/04 announcement) Subsidiary Techman Robot Global Investment Limited acquires fixed income securities

1. Security name: USD-denominated corporate bonds 2. Transaction date: 115/2/5 ~ 115/6/2 3. Board approval date: February 4, 2026 (115/02/04) 4. Other approval date: Not applicable 5. Transaction quantity, unit price, and total amount: ISIN Units Unit Price (USD) Investment Amount (USD) US06051GLG28 1 102.51 1,025,100 US606822BX18 1 89.51 895,100 ... (all lines included) US023135CR56 1 100.45 1,004,500 6. Gain/loss on disposal (not applicable for acquisition): Not applicable 7. Relationship with the counterparty: None 8. Cumulative holdings (including this transaction): Amounts as above. No restrictions on rights. 9. Percentage of securities investment (including this transaction) in total assets and equity per latest financial statements, and working capital: (1) % of total assets: 40.24% (2) % of shareholders' equity: 45.18% (3) Working capital: 2,699,024 thousand NT dollars 10. Specific purpose: Fixed income investment 11. Objecting directors' opinions: Not applicable 12. Related party transaction: No 13. Counterparties and relationship: Yuanta Securities, CTBC Bank, KGI Securities, Taipei Fubon Bank (no relationship) 14. Audit committee approval date: Not applicable 15. Previous material information date for same event: 115/02/04 16. Other: Supplement to the announcement dated 115/02/04