Axtron-KY's Subsidiary Axtron (Hong Kong) Announces Board Resolution to Sell All Equity of Shengfan (Suzhou) to Subsidiary Axtron (Zhongshan)

1. Name and nature of the subject matter (if it is preferred stock, the agreed terms of issuance, such as dividend rate, should also be indicated): Name: Shengfan Semiconductor (Suzhou) Co., Ltd. (hereinafter referred to as Shengfan (Suzhou)). Nature: Equity.
2. Date of occurrence: 2026/4/14~2026/4/14.
3. Date of board approval: April 14, 2026.
4. Other approval dates: Not applicable.
5. Transaction quantity, unit price, and total transaction amount: All equity of Shengfan (Suzhou) held by Axtron Technology (Hong Kong) Co., Ltd. (hereinafter referred to as Axtron Hong Kong): RMB144,000 thousand or equivalent foreign currency as the upper limit of the transaction price.
6. Counterparty and its relationship with the company (if the counterparty is a natural person and not a related party of the company, their name may be omitted): Axtron Electronic Technology (Zhongshan) Co., Ltd. (hereinafter referred to as Axtron Zhongshan): Axtron Hong Kong's direct wholly-owned subsidiary.
7. If the counterparty is a related party, the reason for selecting the related party as the transaction object, the previous owner, the relationship between the previous owner and the company and the counterparty, the previous transfer date, and the transfer amount should be announced: Reason for selecting the related party as the transaction object: Organizational restructuring due to business development needs. Relationship between the previous owner and the company and the counterparty: SFA SEMICON CO., LTD.: All are non-related parties. CHUN CAN CAPITAL GROUP: All are non-related parties.
8. If the owner of the transaction target has been a related party of the company within the last five years, the acquisition and disposal dates, prices, and relationship with the company at the time of the transaction should be announced: Not applicable.
9. Matters related to the disposal of claims (including the type of collateral attached to the disposed claims, if the disposed claims are against a related party, the name of the related party and the book value of the claims against the related party should also be announced): Not applicable.
10. Disposal profit (or loss) (not applicable for acquisition of securities) (deferred items should be listed and explained for recognition): Not applicable.
11. Delivery or payment terms (including payment period and amount), contract restriction clauses, and other important agreements: Cash payment.
12. Method of determining this transaction, reference basis for price determination, and decision-making unit: Board resolution.
13. Net value per share of the target company for the acquisition or disposal of securities: Not applicable.
14. As of now, the cumulative quantity, amount, shareholding ratio, and restricted rights (e.g., pledge status) of the securities held in this transaction (including this transaction): The group Axtron-KY cumulatively holds: Amount: Shengfan (Suzhou) RMB 526,092.90 thousand (paid-in capital). Shareholding ratio: 100%. Restricted rights: None.
15. As of now, the proportion of securities investments (including this transaction) listed in Article 3 of the "Regulations Governing the Acquisition and Disposal of Assets by Public Companies" to the total assets and equity attributable to owners of the parent company in the company's latest financial report, and the amount of working capital in the latest financial report (Note 2): Securities investments (including this transaction) account for the proportion of total assets in the company's (2025 Q4 individual) financial report: Shengfan (Suzhou) 4.20%. Securities investments (including this transaction) account for the proportion of equity attributable to owners of the parent company in the company's (2025 Q4 individual) financial report: Shengfan (Suzhou) 10.21%. Working capital (2025 Q4 consolidated): NT$5,234,589 thousand.
16. Broker and brokerage fees: Not applicable.
17. Specific purpose or use of acquisition or disposal: Adjustment of equity structure.
18. Opinions of directors who dissented from this transaction: None.
19. Is this transaction a related party transaction: Yes.
20. Date of approval by supervisors or audit committee: Not applicable.
21. Does this transaction involve an accountant issuing an unreasonable opinion: No.
22. Name of accounting firm: Horng Yow Certified Public Accountants.
23. Name of accountant: TANG JUYU.
24. Accountant's license number: SEC No. of the CPA: 0970013154.
25. Does it involve a change in operating model: Yes.
26. Explanation of change in operating model: Organizational restructuring due to business development needs.
27. Transaction status with the counterparty in the past year and estimated next year: Not applicable.
28. Source of funds: Not applicable.
29. Date of previous material information announcement for the same event: Not applicable.
30. Other matters to be stated: None.