Dingxuan-KY Announces Disposal of RMB Structured Deposit by Subsidiary Longyang Electronics (Kunshan) Co., Ltd.

1. Name and nature of the subject matter (if preferred shares, specify issuance conditions such as dividend rate): CGB Wisdom Exchange-Linked RMB Structured Deposit A32708 C26A32708

2. Date on which the fact occurred: 115/7/6 ~ 115/7/6

3. Board approval date: Not applicable

4. Other resolution dates: Resolution level: Executed according to company's authorization authority July 6, 2026 (Minguo Year 115)

5. Transaction quantity, unit price, and total transaction amount: A32708 C26A32708 94-day term: RMB 40 million

6. Counterparty and its relationship with the company (if the counterparty is an individual and not a related party of the company, name disclosure may be omitted): China CITIC Bank Co., Ltd.; Relationship with the company: None

7. If the counterparty is a related party, disclose the reason for selecting the related party as the transaction counterpart, the previous transferor, the relationship among the previous transferor, the company, and the counterparty, the previous transfer date, and transfer amount: Not applicable

8. If the owner of the subject matter was a related party of the company within the past five years, disclose the date and price of acquisition and disposal by the related party, and the relationship with the company at the time of transaction: Not applicable

9. Matters related to the disposal of claims (including types of collateral attached to the disposed claims; if claims against related parties are disposed, disclose the name of the related party and the book value of the claim disposed): Not applicable

10. Gain (or loss) from disposal (not applicable for acquisition of securities) (if previously deferred, explain recognition status in table form): Approximately NT$484,000

11. Delivery or payment terms (including payment period and amount), contractual restrictions, and other important agreements: One-time full payment

12. Decision-making method for this transaction, reference basis for price determination, and decision-making unit: Executed according to company's authorization authority

13. Net asset value per share of the securities-issuing company acquired or disposed: Not applicable

14. Cumulative holdings (including this transaction) of the securities involved, as of now, including quantity, amount, ownership percentage, and any restrictions on rights (e.g., pledge status): Quantity: Not applicable Amount: RMB 40 million Ownership percentage: Not applicable Restrictions on rights: None Cumulative holding amount: RMB 40 million

15. Ratio of securities investments (including this transaction) listed under Article 3 of the 'Regulations on Acquisition or Disposal of Assets by Publicly Issued Companies' to total assets and equity attributable to owners of the parent company in the company's latest financial statements, and the amount of working capital in the latest financial statements (Note 2): (1) Ratio to total assets: 22.92% (2) Ratio to equity attributable to owners of the parent company: 44.692% (3) Working capital amount: NT$6,975,964,000

16. Broker and brokerage fees: Not applicable

17. Specific purpose or use of the acquisition or disposal of securities: Short-term investment

18. Opinions of directors who objected to this transaction: Not applicable

19. Whether this transaction is a related-party transaction: No

20. Date of supervisor's approval or audit committee's consent: Not applicable

21. Whether the accountant issued a non-reasonableness opinion on this transaction: Not applicable

22. Name of accounting firm: Not applicable

23. Name of accountant: Not applicable

24. Accountant's practice certificate number: Not applicable

25. Whether this involves a change in business model: No

26. Explanation of business model change: Not applicable

27. Transaction status with the counterparty in the past year and expected in the next year: Not applicable

28. Source of funds: Own funds

29. Previous date of material information announcement regarding the same event: Not applicable

30. Other explanatory matters: None