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Material Information- The Company has been required by TPEx to announce the financial data according

Material Information- The Company has been required by TPEx to announce the financial data according

1.Date of occurrence of the event:2026/06/26
2.Cause of occurrence:Announced as required by the TPEx
3.Financial and business information:
NT$ million
(1)
Monthly                              May 2026                   May 2025                   YoY%
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Sales Revenue                     71                               94                               -24.47%
Profit before income tax     15                                4                                 275.00%
Net Income attributable
to Owners of the parent     14                               3                                 366.67%
EPS (NT$)                           0.09                           0.02                              350.00%

(2)
Quarterly                            Q1 2026                     Q1 2025                     YoY%
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Sales Revenue                    210                            181                             16.02%
Profit before income tax     97                               57                               70.18%
Net Income attributable
to Owners of the parent     76                               45                                68.89%
EPS (NT$)                            0.46                            0.31                             48.39%

(3)
Cumulative for the last four seasons                (Q2 2025 to Q1 2026)
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Sales Revenue                                                     1,758
Profit before income tax                                      977
Net Income attributable
to Owners of the parent                                      781
EPS (NT$)                                                            5.00

(4)Par value per share: NT$10
4.Any material information that needs to be specified according to Article 4 of Taipei Exchange Procedures for Verification and Disclosure of Material Information of Companies with TPEx Listed Securities:N/A
5.Any material information in a press conference listed under Article 11 of Taipei Exchange Procedures for Verification and Disclosure of Material Information of Companies with TPEx Listed Securities:N/A
6.Any other matters that need to be specified:(1)The aforementioned financial information for May 2026 and its YOY comparison consists in the consolidated reviewed amounts prepared by the Company adopting the IFRS, and has not been audited (reviewed) by CPA; it is only for reference by investors.
(2)The information for the latest quarter (Q1 2026) refers to single quarter amounts, not cumulative amounts from the latest financial reports, and are consolidated amounts prepared under the IFRS,
which have been audited (reviewed) by CPA; it is only for reference by investors.
(3)The information accumulated over the last 4 quarters consists in the consolidated amounts from Q2 2025 to Q1 2026 prepared by the Company adopting the IFRS, and has been audited (reviewed) by CPA; it is only for reference by investors.