Tat Shin Clarifies Media Report on Revenue Targets

Date of Announcement: June 30, 2026 Date of Statement: June 29, 2026 Time of Statement: 09:56:22 Company Code: 1315 Company Name: Tat Shin Industrial Co., Ltd. Subject: Clarification of Media Report Applicable Clause: Clause 51 Date of Event: June 27, 2026

1. Date of Event: June 27, 2026 2. Company Name: Tat Shin Industrial Co., Ltd. 3. Relationship with Company (Please enter '本公司' or 'Subsidiary'):本公司 4. Cross-shareholding Ratio: Not applicable 5. Name of Media Outlet: China Times Business 6. Report Content: 'Tat Shin's group revenue target for this year is NT$2.18 billion..., the performance target for Tat Shin's Taiwan plant this year is NT$1.85 billion...' and similar content. 7. Reason for Occurrence: To clarify media reports. 8. Response Measures: For actual financial and business information regarding our company, please refer to announcements published on the public information observation station. This is hereby clarified. 9. Other Matters to be Stated: None.