2026 Annual Shareholders' Meeting - Meeting Notice

(Summary Translation)

1. Method of Convening the Meeting: Hybrid (in-person and video conference)

2. Meeting Time: 9:00a.m., 29th May, 2026

3. Meeting Venue: Neihu Headquarters (B1, No.1, Line 20, Lane 26, Rueiguang Road, Neihu District, Taipei City)；Webcast provided: (https://stockservices.tdcc.com.tw)

4. Meeting Agenda:

   1. Call the Meeting to Order
   2. Chairperson Remarks
   3. Report Items

      1. The 2025 Business Report

      2. The Audit Committee's Review Report on the 2025 Financial Statements

      3. Report on the Distribution of 2025 Profit and Cash Dividends from Capital Reserve

      4. 2025 Directors' and Employees' Remuneration Proposal

      5. 2025 Directors' Compensation Payment Status

      6. The Status of Endorsement and Guarantee in 2025

   4. Acknowledgement Items

      1. Ratification for the 2025 Business Report and Financial Statements

      2. Ratification for the Proposal for Distribution of 2025 Profits

   5. Discussion Items

      Proposal for Issuance of Restricted Stock Awards to Employees

   6. Election Items

      Election of the 16th Board of Directors of the Company

   7. Other Business Items

      Proposal to lift the Non-Competition Restrictions on Directors and their representatives

   8. Other Business and Special Motions
   9. Adjournment

5. The Company's net income after tax of FY2025 was NT$10,592,507,942 (EPS of NT$12.25) and resulted from adding NT$11,243,323,482 of undistributed earnings at the beginning of the period, deducting NT$337,358,999 of retained earnings from investments accounted for using equity method, deducting NT$134,823 of re-measured amount of the benefit plan recognized in retained earnings , and adding NT$36,435,919 of disposing the investments in equity instruments measured at fair value through other comprehensive income, the

   cumulative profit and losses directly transferred to retained earnings. After appropriating the legal reserve of NT$1,029,145,004 and reversing special reserves of NT$0, the available surplus for distribution is NT$20,505,628,517. The proposed distribution is as follows:

   (1) The amounts of NT$7,965,638,254(cash dividends) out of the 2025 earnings are appropriated for distribution as cash dividends to shareholders. The dividend will be calculated based on the total number of outstanding common shares issued as of December 31st, 2025, which is 865,830,245 shares. The proposed cash dividend to be distributed to shareholders is NT$9.2 per share.

   (2) The distribution of cash dividend is calculated to the dollar (round up to the dollar). The total amount of the odd shares with a distribution of less than NT$1 will be booked as the other income or other expense of the company.

   (3) The current distribution of earnings is scheduled before the dividend benchmark date. If there is any change in the yield rate because of any change in the company's outstanding shares, a request is to be made having the Chairman authorized to handle matters related to the changes.

6. Shareholders may exercise their voting rights through STOCKVOTE platform of Taiwan Depository & Clearing Corporation (https://stockservices.tdcc.com.tw) during the period from Apr 29th, 2026 to May 26th, 2025.

7. Meeting notice and proxy will be sent to shareholders thirty (30) days prior to the date of the Meeting. Any shareholder who does not receive the meeting notice may contact the Transfer Agency Department of KGI Securities Co. Ltd directly.

8. For further information, please log on to our corporate website at https://www.advantech.tw/

ADVANTECH Co., Ltd.