HTC Subsidiary H.T.C. (B.V.I.) Corp. Invests US$9M in KKR Infrastructure Fund

1. Name and nature of the target: KKR INFRASTRUCTURE FUND SICAV SA - KIF Feeder-I; Class R1A 2. Date of occurrence: 2026/04/24 3. Transaction volume, price per unit, and total amount: - Volume: 319,716 shares - Price per unit: US$28.15 - Total amount: US$9,000,000 4. Counterparty: KKR INFRASTRUCTURE FUND SICAV SA - KIF Feeder-I; Non-related party 5. Accumulative holding: 319,716 shares; US$9,000,000 (0.15% stake) 6. Ratio of investment to total assets: 20.21% 7. Ratio of investment to parent company owners' equity: 28.82% 8. Working capital in the latest financial report: NTD -7,051,317 thousand 9. Purpose of acquisition: Capital utilization 10. Remarks: TWD figures calculated at an exchange rate of 1:31.59 USD/TWD.