1.Date of the board of directors resolution or date of occurrence of the
  change:2026/05/27
2.Position (Please enter chairperson or president/general manager):
chairperson and Vice chairperson
3.Name of the previous position holder:
Chairman: Chen Longshui
Vice Chairman: Chen Zhiming
4.Resume of the previous position holder:
Chairman: Chen Longshui / Chairman and General Manager of
                          Taiwan Liangde Electronics Co., Ltd.
Vice Chairman: Chen Zhiming / Vice Chairman of Taiwan Liangde
                              Electronics Co., Ltd.
5.Name of the new position holder:
Chairman: Chen Zhiming
Vice Chairman: None
6.Resume of the new position holder:
Chairman: Chen Chih-ming / Vice Chairman of Taiwan
                           Liangde Electronics Co., Ltd.
Vice Chairman: None
7.Circumstances of change (Please enter ”resignation”, ”dismissal”,
”term expired” , ”job relocation”, ”severance”, ”retirement”,
”death” or ”new appointment”):retirement
8.Reason for the change:
The chairman has reached retirement age, and the board
of directors has elected Chen Zhiming as the new chairman.
9.Effective date of the new appointment:2026/05/27
10.Any other matters that need to be specified (the information disclosure
  also meets the requirements of Article 7, subparagraph 6 of the Securities
  and Exchange Act Enforcement Rules, which brings forth a significant impact
  on shareholders rights or the price of the securities on public companies.):
None.