[SANYO INDUSTRIAL] Announcement of New Endorsement Guarantee for Subsidiary Reaching Disclosure Standard under Handling Rules Article 25, Paragraph 1, Subparagraph 4

1. Date of occurrence: 115/06/12 (Minguo calendar), corresponding to 2026-06-12

2. Party being guaranteed: (1) Company name: Liting Enterprise Co., Ltd. (麗鋌企業股份有限公司) (2) Relationship with the guarantor company: Liting Enterprise Co., Ltd. is a subsidiary in which the company directly holds 50% of shares. (3) Limit of endorsement guarantee (in thousands): 12,233,430 (4) Remaining balance of original endorsement guarantees (in thousands): 0 (5) Amount of this newly added endorsement guarantee (in thousands): 4,600,000 (6) Endorsement guarantee balance as of the date of occurrence (in thousands): 4,600,000 (7) Actual amount drawn by the guaranteed company (in thousands): 0 (8) Reason for this additional endorsement guarantee: To obtain a bank financing facility

3. Collateral provided by the guaranteed company: (1) Content: None. (2) Value (in thousands): 0

4. Latest financial statements of the guaranteed company: (1) Capital (in thousands): 150,000 (2) Accumulated profit/loss amount (in thousands): 0

5. Release of endorsement guarantee liability: (1) Condition: The maturity date of the guaranteed company's bank financing contract (2) Date: The maturity date of the guaranteed company's bank financing contract

6. Total limit of endorsement guarantees (in thousands): 24,466,860

7. Endorsement guarantee balance as of the date of occurrence (in thousands): 4,600,000

8. As of the date of occurrence, the ratio of endorsement guarantee balance provided by A to the issuer's latest financial statement shareholders' equity: 1.88

9. As of the date of occurrence, the ratio of the sum of endorsement guarantees, long-term investments and loans to the issuer's latest financial statement shareholders' equity: 1.91

10. Other matters to be stated: None.