Announcement of the change of the Audit Committee members

1. Date of occurrence of the change: 2023/05/25
2. Name of the functional committees: Audit Committee
3. Name of the previous position holder:
   (1)Independent Director：Kenneth Huang-Chuan Chiu.
   (2)Independent Director：Duei Tsai.
   (3)Independent Director：Pai-Ta Shih.
   (4)Independent Director：Rex Yung-Cheng Lai.
4. Resume of the previous position holder:
   (1)Kenneth Huang-Chuan Chiu：Managing Partner of Kew & Lord.
   (2)Duei Tsai：Independent Director of Taiwan High Speed Rail Corporation.
   (3)Pai-Ta Shih：Professor of Department of Finance, National Taiwan University.
   (4)Rex Yung-Cheng Lai：Professor of Railway Technology Research Center, National Taiwan University.
5. Name of the new position holder:
   (1)Independent Director：Kenneth Huang-Chuan Chiu.
   (2)Independent Director：Duei Tsai.
   (3)Independent Director：Ming-Teh Wang.
   (4)Independent Director：Pai-Ta Shih.
   (5)Independent Director：Rex Yung-Cheng Lai.
6. Resume of the new position holder:
   (1)Kenneth Huang-Chuan Chiu, Managing Partner of Kew & Lord.
   (2)Duei Tsai, Independent Director of Taiwan High Speed Rail Corporation.
   (3)Ming-Teh Wang, Chairman of Taiwanese Institute of Built Environment Lifecycle Management.
   (4)Pai-Ta Shih, Professor of Department of Finance, National Taiwan University.
   (5)Rex Yung-Cheng Lai, Professor of Railway Technology Research Center, National Taiwan University.
7. Circumstances of change (Please enter “resignation”, “dismissal”, “term expired”, “death” or “new appointment”): Term expired
8. Reason for the change: Term expired and the whole Board is re-elected.
9. Original term (from __________ to __________): from 2020/05/21 to 2023/05/20
10. Effective date of the new member: 2023/05/25
11. Any other matters that need to be specified: None