【Tongmao】Announcement by the Company in Accordance with Article 22, Paragraph 1, Subparagraphs 2 and 3 of the Regulations Governing Loaning of Funds and Endorsements/Guarantees by Public Companies

1. Date of occurrence of the event: 2026/05/07 2. Recipient of funds lent: (1) Company name: Hema Semiconductor (Sichuan) Co., Ltd. (2) Relationship with the company lending funds: Wholly-owned subsidiary (3) Loan limit (in thousands of NTD): 187,143 (4) Original outstanding loan balance (in thousands of NTD): 166,248 (5) New fund loan amount (in thousands of NTD): 23,090 (6) Is this a fund loan authorized by the board of directors for the chairman to disburse in installments or on a revolving basis to the same borrower: Yes (7) Outstanding fund loan balance as of the date of occurrence (in thousands of NTD): 189,338 (8) Reason for this new fund loan: Working capital 3. Collateral provided by the company receiving the fund loan: (1) Content: None (2) Value (in thousands of NTD): 0 4. Latest financial statements of the company receiving the fund loan: (1) Capital (in thousands of NTD): 296,190 (2) Accumulated profit/loss (in thousands of NTD): -269,584 5. Interest calculation method: None 6. Repayment: (1) Conditions: Repayment in a lump sum at maturity, or early repayment in installments and revolving use is also possible. (2) Date: Period of one year 7. Outstanding fund loan balance as of the date of occurrence (in thousands of NTD): 189,338 8. Ratio of outstanding fund loan balance to the net worth of the public company's latest financial statements as of the date of occurrence: 40.47% 9. Source of funds lent by the company: Parent company 10. Other matters that need to be specified: The exchange rate is calculated at 1 RMB = 4.618 NTD.