1.Date of the board of directors' resolution：2026/03/09
2.Shareholders meeting date：2026/06/09
3.Shareholders meeting location：4F., No. 5, Keji Rd., Science-Based Industrial Park, Hsinchu City
4.Shareholders' meeting will be held by means of (physical shareholders' meeting/ hybrid shareholders' meeting / virtual-only shareholders' meeting)：physical shareholders' meeting
5.Cause for convening the meeting (1)：Report item(s)
(1)：2025 business operation
(2)：Audit Committee’s report of 2025 audited financial statements
(3)：2025 compensation for employees and directors
(4)：Cash dividend distribution of 2025
6.Cause for convening the meeting (2)：Ratification Item(s)
(1)：Acknowledgment The Company’s 2025 business report and financial statements
(2)：Acknowledgment The Company’s 2025 earnings distribution
7.Extemporary Motions：
8.Book closure starting date：2026/04/11
9.Book closure ending date：2026/06/09
10.Any other matters that need to be specified：None.
