Material Information- To convene the 2026 annual shareholders’ meeting.
1.Date of the board of directors’ resolution：2026/03/12
2.Shareholders meeting date：2026/06/17
3.Shareholders meeting location：2F., No. 12, Zhouzi St., Neihu Dist., Taipei City, Taiwan
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 Report.
(2)：2025 Audit Committee’s Review Report.
(3)：2025 directors’ and employees’ compensation.
(4)：Distribution status of cash dividends of 2025 earnings.
(5)：Report on the Treasury Share Repurchase and Implementation Status.
6.Cause for convening the meeting (2)：Ratification Item(s)
(1)：2025 Business Report and Financial Statements.
(2)：2025 retained earnings distribution.
7.Cause for convening the meeting (3)：Discussion Item(s)
(1)：Amendments to the Company’s “Articles of Incorporation.”
(2)：Amendments to the Company’s “Regulations Governing the Acquisition and Disposal of Assets.”
(3)：Releasing the non-competition restriction on directors.
8.Extemporary Motions：
9.Book closure starting date：2026/04/19
10.Book closure ending date：2026/06/17
11.Any other matters that need to be specified：None.