Chih Shen Technology Clarifies Media Reports on EPS Estimates

Release Date: June 23, 2026 Statement Date: June 22, 2026 Statement Time: 11:16:44 Company Code: 4551 Company Name: Chih Shen Technology Subject: Clarification of Media Reports Applicable Clause: Clause 51 Fact Date: June 22, 2026

1. Fact Date: June 22, 2026 2. Company Name: Chih Shen Technology Co., Ltd. 3. Relationship with Company (Please enter '本公司' or 'Subsidiary'):本公司 (Our Company) 4. Cross-shareholding Ratio: Not applicable 5. Media Outlet: Commercial Times, June 19, 2026, Page B01 6. Report Content: '... analysts estimate first five months EPS at least NT$3.5. Chih Shen Technology points out... analysts forecast full-year EPS between NT$9.25 and NT$12.23, with next year's EPS estimated at no less than NT$13.' 7. Reason for Disclosure: To clarify media reports 8. Response Measures: The above report is based on media speculation and not information released by the company. We hereby clarify this matter. Financial and business information should be based solely on official announcements published on the Taiwan Stock Exchange's Public Information Observation System. 9. Other Matters to be Disclosed: None.