Yuh Bang (6449) Discloses Significant Financial Information Amidst Trading Activity

Announcement Date: 1150516 Statement Date: 1150515 Statement Time: 154831 Company Code: 6449 Company Name: Yuh Bang Subject: Due to the company's securities reaching the standard for public disclosure of important transaction information in the centralized exchange market, relevant major financial and business information is being disclosed to facilitate investor understanding. Applicable Clause: Clause 51 Date of Occurrence: 1150515 Explanation: 1. Date of Occurrence: 115/05/15 2. Reason for Occurrence: In accordance with the Taiwan Stock Exchange's notification today (05/15) regarding the disclosure of important information for stocks under notice. 3. Financial and Business Information: Latest Month Year-over-Year Change (%) Latest Quarter Year-over-Year Change (%) Latest Four Quarters Cumulative Subject April 2026 (%) Q1 2026 % Q2 2025 to Q1 2026 (IFRS (IFRS (IFRS Unaudited) Reviewed) Reviewed) --------------------------------------------------------------------------- Operating Revenue 463.59 26.3% 1,128.24 24.7% 4,697.88 (NT$ million) Pre-tax Net Profit 94.75 91.2% 240.12 41.9% 889.20 (NT$ million) Net Profit Attributable to Owners of Parent Company (NT$ million) 78.84 98.3% 186.01 37.5% 699.36 Earnings Per Share 0.89 97.8% 2.11 37.0% 7.95 (NT$) Compared to the same month last year, pre-tax net profit increased by 91.2%, net profit attributable to owners of the parent company increased by 98.3%, and earnings per share increased by 97.8%. Reason: Mainly due to an increase in revenue by NT$96.54 million, an increase in government subsidy income by NT$14 million, an increase in dividend income by NT$6.6 million, and a net decrease in foreign exchange losses of NT$15.92 million compared to the previous period. Compared to the same quarter last year, pre-tax net profit increased by 41.9%, net profit attributable to owners of the parent company increased by 37.5%, and earnings per share increased by 37%. Reason: Mainly due to an increase in revenue by NT$223.22 million. 4. Whether there are any circumstances of major information listed in Article 4 of the 'Procedures for Verification and Public Disclosure of Major Information by Public Companies on Securities' by the Taiwan Stock Exchange Corporation (If 'Yes', please explain): No 5. Whether there are any circumstances of a press conference for the explanation of major information listed in Article 11 of the 'Procedures for Verification and Public Disclosure of Major Information by Public Companies on Securities' by the Taiwan Stock Exchange Corporation: No 6. For complete financial information, please refer to the Market Observation Post System. The path is as follows: (1) Recent operating revenue and profit/loss information: Basic Information > Highlights (2) Historical monthly operating revenue: Operational Overview > Monthly Revenue > Monthly Revenue Information After Adopting IFRSs (3) Historical profit/loss (audited/reviewed by accountant): Financial Statements > After Adopting IFRSs > Consolidated/Separate Statements > Statement of Comprehensive Income (4) Historical profit/loss (voluntarily announced unaudited figures): Operational Overview > Unaudited Profit/Loss Announcements: None 7. Other matters to be stated: None