The Company has been required by TPEx to announce relevant information according to the regulations

1.Date of occurrence of the event:2023/02/08
2.Cause of occurrence:Request by TPEx
3.Financial and business information:
                                               unit:NT$ million
(1)Monthly
                                  2022/12        2021/12         YOY %
                                ----------     -----------    ---------
Operating revenue                  1,855            953           95%
Profit before income tax             116             63           84%
Net profit attributable
to owners of the parent               89             50           78%
Basic earnings per share(NT$)       1.81           1.02           77%

(2)Accumulated over the last 2 months
                                   2022            2021
                               11/1 to 12/31   11/1 to 12/31     YOY %
                               -------------   -------------   --------
Operating revenue                  3,747          1,709          119%
Profit before income tax             277            138          101%
Net profit attributable
to owners of the parent              213            104          105%
Basic earnings per share(NT$)       4.35           2.12          105%

(3)Quarterly
                                  Q3,2022        Q3,2021         YOY %
                                ----------     -----------     --------
Operating revenue                  4,592          2,521           82%
Profit before income tax             446            155          188%
Net profit attributable
to owners of the parent              311            121          157%
Basic earnings per share(NT$)       6.33           2.47          156%

(4)Accumulated over the last 4 quarters
                              Q4 2021 to Q3 2022
                              ------------------
Operating revenue                 13,409
Profit before income tax           1,254
Net profit attributable
to owners of the parent              896
Basic earnings per share(NT$)      18.26
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:None
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:None
6.Any other matters that need to be specified:
  (1)The consolidated financial information for November and December 2022 and its YoY comparison information are 
     prepared by the Company adopting the IFRS, and have not been audited (reviewed) by CPA. It's for investors 
     reference only.
  (2)The information for the third quarter 2022, refers to quarterly amounts, and has been reviewed by CPA.
  (3)The last 4 quarters consolidated information accumulated from Q4 2021 to Q3 2022 is prepared by the Company 
     adopting the IFRS and has been reviewed by CPA.