Following the rule of announcement of attention to trading information set by TWSE, the Company discloses relevant financial information for investors’ reference.

1.Date of occurrence of the event:2021/08/25
2.Cause of occurrence:Request by TWSE to announce relevant information.
3.Financial and business information:
Period               Month                  Quarter                 Year
             ---------------------  --------------------- ------------------
             The lastest   YoY      The lastest   YoY     Accumulated amount
              month-     movement   quarter-    movement   in the past four
                           (%)                     (%)        quarters
              July 2021              2021Q2                2020Q3 ~2021Q2
                                 (incl. discontinuing    (incl. discontinuing
                                       operation)             operation)
 Item         (IFRSs- Unaudited)   (IFRSs- Reviewed)     (IFRSs-Reviewed)
=========== =========== ========  =========== ========== ===================
 Revenue        $ 358   ( 6.93%)    $ 1,018    (  3.14%)     $3,748
(NT$ million)
 PBT            $  97   (28.40%)    $   289       35.64%     $  459
(NT$ million)
 PAT            $  97   (28.40%)    $   310       39.03%     $  417
(NT$ million)
 EPS            $ 0.17  (28.40%)    $  0.35       14.29%     $ 0.71
(NT$)
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:
7.Any other matters that need to be specified:None.