2026/05/27

Announce the financial and business information,because of the announcement of attention to tradinginformation.

SEQ_NO 1 Date of announcement 2026/05/27 Time of announcement 14:50:36
Subject Announce the financial and business information,because of the announcement of attention to tradinginformation.
Date of events 2026/05/27 To which item it meets paragraph 51
Statement 1.Date of occurrence of the event:2026/05/27
2.Cause of occurrence:According to TWSE’s instruction
3.Financial and business information:
in millions of NTD 202604 % (compare to 202504)
Sales Revenue             284                 5.19%
Profit before tax           67             109.38%
Profit                               54             157.14%
EPS                               0.45             150.00%

in millions of NTD 2026Q1 % (compare to 2025Q1) 2025Q2 to 2026Q1
Sales Revenue            782                  9.22%                      3,170
Profit before tax        235                  8.80%                         856
Profit                            187                  8.72%                         695
EPS                              1.57                  8.28%                        5.85
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.