Yung Hsin-KY Announces Investment in Malaysia

1. Name and nature of the subject matter (if preferred shares, specify issuance terms such as dividend rate): Equity of Yung Yu Machinery (Malaysia)

2. Date of occurrence: July 20, 115 (Minguo calendar) ~ July 20, 115

3. Board approval date: July 20, 115 (Minguo calendar)

4. Other approval dates: Not applicable

5. Transaction quantity, unit price, and total amount: Capital increase of 35 million Malaysian Ringgit (MYR)

6. Counterparty and its relationship with the company (if individual and not a related party, name may be omitted): 100% owned subsidiary

7. If the counterparty is a related party, state the reason for selection, previous transferor, relationships among previous transferor, company, and counterparty, transfer date, and amount: Due to U.S. tariff implications, customers wish to shift production capacity from China to other countries for manufacturing master cylinders and calipers. Funds will be used for machinery acquisition, mold development, and working capital.

8. If the ownership of the subject asset was held by a related party within the past five years, disclose acquisition/disposal date, price, and relationship with the company at the time: Yung Yu Machinery (Malaysia) is a 100% owned subsidiary. The board resolved on July 20, 115 (Minguo calendar) to increase capital by 35 million MYR.

9. Matters related to disposal of receivables (including types of collateral attached; if receivables from related parties, disclose names and book value): Not applicable

10. Gain (or loss) from disposal (not applicable for acquisition of securities; deferred gains to be detailed in table): Not applicable

11. Delivery or payment terms (including payment schedule and amounts), contractual restrictions, and other important clauses: Cash remittance. No restrictive clauses or other significant terms in this transaction.

12. Decision-making process, pricing reference basis, and decision-making body: Approved by the board of directors on July 20, 115 (Minguo calendar).

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

14. Cumulative holdings (including this transaction) of securities: number, amount, ownership percentage, and rights restrictions (e.g., pledge status): Cumulative shares held: 154,500 thousand shares, investment amount: 35 million MYR, ownership ratio: 100%

15. Cumulative securities investments (including this transaction) under Article 3 of the 'Asset Acquisition and Disposition Rules for Publicly Issued Companies' as a percentage of total assets and equity attributable to owners of the parent in the latest financial statements, and the amount of working capital: Securities investment (including this transaction) as a percentage of total assets: 4.79%, equity attributable to parent owners: 10.18%, working capital: 467,302 thousand TWD

16. Broker and brokerage fees: Not applicable

17. Specific purpose or use of acquisition or disposal: For purchasing machinery, mold development costs, and working capital.

18. Dissenting opinions from directors regarding this transaction: None

19. Whether this transaction is a related-party transaction: Yes

20. Date of auditor approval or audit committee consent: 1. July 20, 115 (Minguo calendar)

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

22. Name of auditing firm: Not applicable

23. Auditor name: Not applicable

24. Auditor license number: Not applicable

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

26. Explanation of business model change: Not applicable

27. Transaction history with the counterparty in the past year and expected in the next year: Past year: 119.5 million MYR (excluding this transaction), Next year: 1,545 million MYR (including this transaction)

28. Source of funds: Bank borrowing

29. Previous material information disclosure date for the same event: Not applicable

30. Other explanatory matters: MYR to TWD conversion uses the exchange rate as of June 30: 1 MYR = 7.5545 TWD.