[Weihong-KY] Company Announcement on Endorsement and Guarantee, in Accordance with Article 25, Paragraph 1, Subparagraphs 2, 3, and 4 of the Regulations Governing Loaning of Funds and Endorsements/Guarantees by Public Companies

1. Date of occurrence of the event: 2026/05/13 2. Endorsed and guaranteed entity: (1) Company name: Wellpower Commerce Holding Co., Ltd. (2) Relationship with the endorsing and guaranteeing company: A 100% owned subsidiary of the Company (3) Endorsement and guarantee limit (in thousands NTD): 7,539,560 (4) Original endorsement and guarantee balance (in thousands NTD): 1,109,328 (5) Amount of new endorsement and guarantee (in thousands NTD): 472,725 (6) Endorsement and guarantee balance as of the date of occurrence (in thousands NTD): 1,582,053 (7) Actual amount utilized by the endorsed and guaranteed company (in thousands NTD): 724,845 (8) Reason for new endorsement and guarantee: For the purpose of financing the subsidiary 3. Collateral provided by the endorsed and guaranteed company: (1) Content: None (2) Value (in thousands NTD): 0 4. Most recent financial statements of the endorsed and guaranteed company: (1) Capital (in thousands NTD): 192,607 (2) Accumulated profit/loss (in thousands NTD): 662,622 5. Conditions for release of endorsement and guarantee liability: (1) Conditions: Upon expiration of the contract term, full repayment of the principal and interest of the bank loan guaranteed, or fulfillment of other conditions for release of guarantee liability (2) Date: Upon expiration of the contract term, full repayment of the principal and interest of the bank loan guaranteed, or fulfillment of other conditions for release of guarantee liability 6. Total endorsement and guarantee limit (in thousands NTD): 10,446,719 7. Endorsement and guarantee balance as of the date of occurrence (in thousands NTD): 4,998,348 8. Ratio of endorsement and guarantee balance to the net worth of the publicly issued company's most recent financial statements as of the date of occurrence: 132.59 9. Total balance of endorsement and guarantee, long-term investments, and capital loans as of the date of occurrence, as a ratio to the net worth of the publicly issued company's most recent financial statements: 71.34 10. Other matters that should be stated: None