【Baihe Industrial-KY】Announcement of the Company Providing Endorsement and Guarantee to Vietnam Baihong Co., Ltd. Reaching the Provisions of Article 25, Paragraph 1, Subparagraph 4 of the "Operating Procedures for Lending Funds and Endorsement/Guarantee by Public Companies"

1. Date of occurrence of the event: 2026/05/07 2. Recipient of endorsement and guarantee: (1) Company name: Vietnam Baihong Co., Ltd. (2) Relationship with the company providing endorsement and guarantee: A subsidiary in which the company indirectly holds more than 50% of the voting shares. (3) Limit of endorsement and guarantee (in thousands of NTD): 18,004,630 (4) Original balance of endorsement and guarantee (in thousands of NTD): 9,712,338 (5) Amount of new endorsement and guarantee (in thousands of NTD): 1,930,472 (6) Balance of endorsement and guarantee as of the date of occurrence of the event (in thousands of NTD): 11,642,810 (7) Actual utilized amount of endorsement and guarantee by the recipient company (in thousands of NTD): 5,830,359 (8) Reason for this new endorsement and guarantee: 1. Renewal of credit facility. 2. Early convening of the Board of Directors, causing overlap between this renewed credit facility and the existing credit facility. 3. Collateral provided by the endorsed and guaranteed company: (1) Content: None (2) Value (in thousands of NTD): 0 4. Latest financial statements of the endorsed and guaranteed company: (1) Capital (in thousands of NTD): 6,820,310 (2) Accumulated profit/loss (in thousands of NTD): -2,977,497 5. Release from endorsement and guarantee liability: (1) Conditions: When the bank credit facility guarantee for the endorsed and guaranteed company is released. (2) Date: Upon expiration of the guarantee period. 6. Total limit of endorsement and guarantee (in thousands of NTD): 28,807,408 7. Balance of endorsement and guarantee as of the date of occurrence of the event (in thousands of NTD): 15,046,260 8. Ratio of endorsement and guarantee balance to the net worth of the public company's latest financial statements as of the date of occurrence of the event: 208.92% 9. Total balance of endorsement and guarantee, long-term investments, and funds lending as of the date of occurrence of the event, as a ratio of the net worth of the public company's latest financial statements: 245.83% 10. Other matters that should be specified: The company's new endorsement and guarantee to Vietnam Baihong Co., Ltd. amounts to USD 31,000 thousand and VND 800,000,000 thousand (equivalent to NTD 1,930,472 thousand).