Change of company accounting officer

1.Type of personnel changed (please enter:spokesperson, acting spokesperson, important personnel (CEO, COO, CMO, CSO, etc.), financial officer, accounting officer, corporate governance officer, research and development officer, internal audit officer, or designated and non-designated representatives):accounting officer

2.Date of occurrence of the change:2021/03/31

3.Name, title, and resume of the previous position holder: Yuan,Yu-Chien,Accounting officer

4.Name, title, and resume of the new position holder: Li, Zong-Heng,Company Spokesperson acting as interim accounting officer

5.Type of change (please enter: ”resignation”,position adjustment”, ”dismissal”, ”retirement”,death” or ”new replacement”):resignation

6.Reason for the change:personal career planning

7.Effective date:2021/03/31

8.Any other matters that need to be specified:The new accounting officer will be appointed by the Board of Directors.