Dah San — Proxy Solicitation & Information Statement 2026

May 14, 2026

Notice of the 2026 General Meeting of Shareholders of Dashan Electric Wire and Cable Co., Ltd.

1. The Company will hold a meeting at 9:00 a.m. on June 15, 2026 (Monday) at No. 369, Xiping Road, Douliu City, Yunlin County (Company Meeting Room)

Report items: (1) 2025 business overview report. (2) The 2025 annual financial statements were reviewed by the Audit Committee (including consolidated financial statements). (3) Report on cash dividends distributed from earnings for 2025.

(4) Report on employee and director remuneration distribution for 2025.

1. Ratification Matters: (1) Ratification of the 2025 financial statements (including consolidated financial statements). (2) Ratification of the 2025 earnings distribution proposal.

2. Discussion: (1) Proposal for Capitalization of Earnings and Issuance of New Shares.

3. Temporary Motions.

II. The company's 2025 profit distribution plan has been resolved by the board of directors as follows: 1. Cash dividend distribution: NT$2.50/share. 2. Proposed profit transfer and capital increase: NT$0.1/share (i.e. 10 shares will be issued for every 1,000 shares).

III. If there are any items in the agenda of this shareholders' meeting that should be explained in accordance with Article 172 of the Company Act, they will be placed on the public information observation station at https://mops.twse.com.tw. Shareholders are requested to enter the company code and year to query the reference materials or agenda manual and meeting supplementary materials for the various agenda items of the shareholders' meeting.

IV. Two copies of the shareholder attendance notice and proxy form. If you decide to attend in person, please sign or stamp the third copy of the attendance notice (no need to mail it back), and bring it to the venue to register on the day of the meeting (the registration time for shareholders begins at 8:30 a.m., and the registration location is the same as the meeting location). If you entrust a proxy to attend, please sign or stamp the third copy of the proxy form and fill in the name, address and signature or stamp of the proxy. It should be delivered to our company's stock agency at least five days before the meeting: Stock Agency Department of KGI Securities Co., Ltd. (5th Floor, No. 2, Section 1, Chongqing South Road, Taipei City) so that the attendance certificate can be issued to the entrusted proxy. If you have not received your attendance card/admission ticket before the meeting, please bring your identity document to the venue to apply for a reissue.

V. Shareholders, solicitors and agents shall bring their identification documents when attending the shareholders' meeting for verification.

VI. Pursuant to Article 26-2 of the Securities and Exchange Act, "For a company that has issued stocks in accordance with this Act, the notice of convening a regular shareholders' meeting may be given by public announcement 30 days before the meeting for shareholders holding less than 1,000 registered shares." Therefore, it will not be sent separately.

VII. Shareholders may exercise their voting rights electronically at this shareholders' meeting. The exercise period is from May 16, 2026 to June 12, 2026. Please log in to the Taiwan Depository & Clearing Corporations "Shareholder e-Service" shareholders' meeting electronic voting platform

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(URL: https://stockservices.tdcc.com.tw) and vote according to the relevant instructions.

VIII. The statistical verification agency for the proxy letter of this shareholders' meeting is the Shareholder Services Agent of KGI Securities Co., Ltd.

IX. If there is a public solicitation of proxies for this general meeting of shareholders, the Company will upload the summary form of solicited materials to the Securities Foundation website (https://free.sfi.org.tw) before May 15, 2026 in accordance with regulations. Please refer to the instructions on the website for inquiry methods.

X. No souvenirs will be distributed at this general meeting of shareholders.

To our valued shareholders

Board of Directors of Taishan Wire & Cable Co., Ltd.