【TingXuan-KY】Announcement of Disposal of Deposit Wealth Management Products by Subsidiary Longyang Electronics (Kunshan) Co., Ltd.

1. Name and nature of the subject matter (if preferred shares, specify the agreed issuance conditions, such as dividend rate): Gong Ying Huixin Gold-Linked RMB Structured Deposit A33102 Tranche C26A33102 2. Date of occurrence: June 8, 2026 to June 8, 2026 3. Board resolution date: Not applicable 4. Other approval dates: Approval level: According to the company's authorization limits June 8, 2026 (ROC calendar) 5. Transaction quantity, unit price, and total transaction amount: A33102 Tranche C26A33102 60 days: RMB 40 million 6. Counterparty and its relationship with the company (if the counterparty is a natural person and not a related party of the company, disclosure of the name may be omitted): CITIC Bank Co., Ltd.; Relationship with the company: None 7. If the counterparty is a related party, disclose the reason for choosing the related party as the transaction counterparty, the previous owner, the relationship among the previous owner, the company, and the counterparty, and the date and amount of the previous transfer: Not applicable 8. If the owner of the subject matter within the past five years was a related party of the company, disclose the date and price of acquisition and disposal by the related party, and the relationship with the company at the time of the transaction: 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, disclose the name of the related party and the book value of the claims as of the disposal): Not applicable 10. Disposal gain or loss (not applicable for acquisition of securities; if deferred, list the recognition status): Approximately TWD 304 thousand 11. Payment or delivery terms (including payment period and amount), contract restrictions, and other important terms: Lump sum payment 12. Method of decision for this transaction, reference for price determination, and decision-making unit: According to the company's authorization limits 13. Net asset value per share of the company whose securities are acquired or disposed: Not applicable 14. As of the present, the cumulative quantity, amount, shareholding ratio, and rights restrictions (e.g., pledge) of the securities held in this transaction (including this transaction): Quantity: Not applicable Amount: RMB 40 million Shareholding ratio: Not applicable Rights restrictions: None Cumulative holding amount: RMB 40 million 15. As of the present, 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 total assets and equity attributable to the parent company in the latest financial statements, and the amount of working capital in the latest financial statements (Note 2): (1) Proportion of total assets: 24.207% (2) Proportion of equity attributable to parent company owners: 47.202% (3) Working capital amount: TWD 6,975,964 thousand 16. Broker and brokerage fees: Not applicable 17. Specific purpose or use of the acquisition or disposal: Short-term investment 18. Opinions of directors dissenting to this transaction: Not applicable 19. Is this transaction a related-party transaction? No 20. Date of supervisor's approval or audit committee consent: Not applicable 21. Whether the accountant issued an unreasonable opinion on this transaction: Not applicable 22. Name of accounting firm: Not applicable 23. Name of accountant: Not applicable 24. Accountant's license number: Not applicable 25. Does it involve changes in the business model? No 26. Explanation of business model changes: Not applicable 27. Past and expected future transactions with the counterparty within one year: Not applicable 28. Source of funds: Own funds 29. Date of previous announcement of material information on the same event: Not applicable 30. Other matters: None