Dingxuan-KY Announces Subsidiary Longyang Electric (Kunshan) Acquires RMB-Linked Structured Deposit Product

1. Name and nature of the subject matter (if preferred shares, specify issuance conditions such as dividend rate): Gongying Huixin Exchange Rate-Linked RMB Structured Deposit A40154

2. Date of occurrence: 115/6/30 ~ 115/6/30

3. Board approval date: Not applicable

4. Other approval dates: Approval level: Executed in accordance with the company's authorization authority June 30, 2026 (Minguo 115)

5. Transaction quantity, unit price, and total transaction amount: A40154 62-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): Counterparty: CTBC 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 party, the previous transferor, the relationship among the previous transferor, the company, and the counterparty, the previous transfer date, and the transfer amount: Not applicable

8. If the owner of the subject matter within the past five years was a related party of the company, disclose the related party's acquisition and disposal date, price, and 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 claim; if the disposed claim is to a related party, disclose the name of the related party and the book value of the claim): Not applicable

10. Gain (or loss) from disposal (not applicable for acquisition of securities) (if previously deferred, list and explain recognition status): Not applicable

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

12. Decision-making method for this transaction, reference basis for price determination, and decision-making unit: Executed in accordance with the 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 in this transaction as of now, including quantity, amount, ownership percentage, and restricted rights (e.g., pledge status): Quantity: Not applicable Amount: RMB 40 million Ownership percentage: Not applicable Restricted rights status: None Cumulative holding amount: RMB 40 million

15. Cumulative securities investments (including this transaction) under Article 3 of the 'Regulations on the Acquisition or Disposition of Assets by Publicly Issued Companies' as a percentage of 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) Percentage of total assets: 25.061% (2) Percentage of equity attributable to owners of the parent company: 48.866% (3) Working capital amount: NT$6,975,964 thousand

16. Broker and brokerage fees: Not applicable

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

18. Dissenting opinions from directors regarding this transaction: Not applicable

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

20. Date of auditor's acknowledgment or audit committee approval: Not applicable

21. Whether the accountant issued a non-reasonable 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. Whether it 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: Internal funds

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

30. Other explanatory matters: None