【General Interface Solution】Announcement of the Company's New Loan to Others Exceeding NT$10 Million and 2% of the Company's Latest Financial Report Net Value

1. Date of occurrence: April 28, 2026 (115/04/28) 2. Recipient of the loan: (1) Company name: General Interface Solution Technology (Suzhou) Co., Ltd. (2) Relationship with the company providing the loan: An indirectly 100% owned invested company of the Company. (3) Loan limit (in thousands NTD): 3,404,596 (4) Original outstanding loan balance (in thousands NTD): 231,450 (5) Amount of this new loan (in thousands NTD): 231,450 (6) Is this a loan authorized by the Board of Directors for the chairman to disburse in installments or for revolving use to the same borrower: No (7) Outstanding loan balance as of the date of occurrence (in thousands NTD): 462,900 (8) Reason for this new loan: Operational working capital 3. Collateral provided by the recipient of the loan: (1) Content: None (2) Value (in thousands NTD): 0 4. Latest financial report of the recipient of the loan: (1) Capital (in thousands NTD): 632,440 (2) Accumulated profit/loss (in thousands NTD): -308,414 5. Interest calculation method: Monthly interest calculation 6. Repayment: (1) Conditions: Repayment on the due date of the loan or early repayment depending on capital availability. (2) Date: One year from the actual disbursement date. 7. Outstanding loan balance as of the date of occurrence (in thousands NTD): 1,413,140 8. Ratio of outstanding loan balance to the net value of the public company's latest financial report as of the date of occurrence: 16.60% 9. Source of the company's loans to others: Subsidiary's own funds, financial institutions 10. Other matters that should be specified: None