【Simple Mart】Announcement by the Company in Accordance with Article 25, Paragraph 1, Subparagraph 4 of the Regulations Governing the Lending of Funds and Making of Endorsements/Guarantees by Publicly Issued Companies

1. Date of occurrence of the event: 2026/05/08 2. Subject of endorsement/guarantee: (1) Company name: Go-Da Marketing Co., Ltd. (2) Relationship with the company providing endorsement/guarantee: Subsidiary (3) Endorsement/guarantee limit (in thousands of NTD): 288,553 (4) Original endorsement/guarantee balance (in thousands of NTD): 250,000 (5) Amount of new endorsement/guarantee added this time (in thousands of NTD): -50,000 (6) Endorsement/guarantee balance up to the date of occurrence (in thousands of NTD): 200,000 (7) Actual utilized amount by the endorsed/guaranteed company (in thousands of NTD): 100,000 (8) Reason for the new endorsement/guarantee: For operational working capital needs. The company canceled the remaining unexecuted guarantee of NTD 150 million for Go-Da Marketing; the company added a new guarantee of NTD 100 million, effective 2026/05/11. 3. Collateral provided by the endorsed/guaranteed company: (1) Content: None (2) Value (in thousands of NTD): 0 4. Most recent financial statements of the endorsed/guaranteed company: (1) Capital (in thousands of NTD): 60,000 (2) Accumulated profit/loss (in thousands of NTD): -5,126 5. Conditions for releasing endorsement/guarantee liability: (1) Conditions: Release of guarantee liability upon expiration of the credit agreement (2) Date: Release of guarantee liability upon expiration of the credit agreement 6. Total endorsement/guarantee limit (in thousands of NTD): 577,106 7. Endorsement/guarantee balance up to the date of occurrence (in thousands of NTD): 200,000 8. Ratio of endorsement/guarantee balance to the net value of the publicly issued company's most recent financial statements up to the date of occurrence (%): 10.40 9. Ratio of total endorsement/guarantee, long-term investment, and lending of funds balance to the net value of the publicly issued company's most recent financial statements up to the date of occurrence (%): 62.00 10. Other matters that need to be specified: None