1.Date of occurrence of the event:2024/04/15 2.Cause of occurrence:Requested by TWSE to announce relevant. 3.Financial and business information: Period Month Quarter Recent 4 quarter =========================================================================== Recent Month YoY(%) Recent quarter YoY(%) (2023Q1- (Mar. 2024) (Q4 2023) 2023Q4)_ Account (Consolidated unaudited) ( Consolidated audited ) =========================================================================== Operating revenue 301 70% 774 27% 2,656 (million NTD) Net profit before tax 9 116% (49) 57% (212) (million NTD) Net profit attributable to owners of the parent 8 115% (59) 19% (216) (million NTD) EPS 0.06 116% (0.43) 19% (1.57) (Dollar) 4.Any matters regarding to ”Taiwan stock exchange corporation procedure for verification and disclosure of material information of companies with listed securities” article 4 that need to be specified:None 5.Any matters regarding to ”Taiwan stock exchange corporation procedure for verification and disclosure of material information of companies with listed securities” article 11 that need to be specified:None 6.Please inquiry the items of financial Information on the website of MOPS, and the paths as follow: (1)Current sales revenue/income(loss): Summaries>Financial Information applicable after adopting IFRSs (2)Historic sales revenue per month: Operating Statements>Monthly Sales Revenue> Statement of Sales Revenue(after adopting IFRSs) (3)Historic income or loss(audited/reviewed by the CPA): Financial Statements> FINANCIAL STATEMENT after adopting IFRSs>Balance Sheet/Income Statement (4)Historic income or loss (self-assessed): Operating Statements>Self-assessed income or loss:None 7.Any other matters that need to be specified:None