ZIG SHENG — Proxy Solicitation & Information Statement 2026

May 11, 2026

Zig Sheng Industrial Co., Ltd.

Notice of 2026 Annual Meeting of Shareholders

I. The 2026 Annual Meeting of Shareholders (the Meeting) of Zig Sheng Industrial Co., Ltd. (the Company) will be held at 9:00 a.m., Monday, June 15, 2026 at No. 307 Anhe St., Guanyin Dist., Taoyuan City. (Staff activity center of Guanyin factory).

The time for Shareholders to register for the Meeting is 8:30 a.m., and the place of registration is the same as that of the Meeting.

The agenda of the Meeting is as follows:

1. Report Items:
   (1) 2025 Business Report
   (2) Audit Committee's Review Report on the 2025 Financial Statements
   (3) Report on Execution of Employees' Profit Sharing Bonus and Board of Directors' Compensation for the Year 2025
   (4) Report on the 2025 Earnings Distribution
   (5) Report on the cash distributed from Capital Surplus

2. Approval Items:
   (1) Proposal of 2025 Business Report and Financial Statements
   (2) Proposal of the 2025 Deficit Compensation

3. Extemporary Motion

II. The Board of Directors of the Company approved cash distributed from Capital Surplus to shareholders, total amount NT$85,070,140, NT$0.16 per share.

III. If the Company decides to hold a meeting under Article 172 of the Company Act, electronic files will be posted to the Market Observation Post System at (https://mops.twse.com.tw) Please select "Shareholders' Meetings" under the "Electronic Books" tab, enter the year, and click "GO" to find the meeting files, corresponding to the Company code.

IV. Pursuant to Article 165 of the Company Act, the Company hereby closes the share transfer registration from April 17, 2026 to June 15, 2026.

V. Please find the Notice of attendance and Proxy From enclosed with the notice. If you plan to attend the Meeting in person, please affix your signature or seal to the Sign-in card and submit it on the day of the Meeting. If you wish to appoint a proxy to attend the Meeting, please fill out the name and relevant information of the proxy, affix your signature or seal to the Proxy Form. Such the Proxy Form shall be delivered to the Company's securities agent, Capital Securities Corporation, at least five (5) days prior to the Meeting so that a Sign-in card can be issued to the proxy.

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VI. If a proxy is solicited by the shareholder(s), the Company is required to compile details on the proxy solicitation parties and disclose such information on the Securities & Futures Institute (SFI) website at (http://free.sfi.org.tw) no later than May 15, 2026. Shareholder(s) can obtain information on the "Free proxy disclosure & related information system".

VII. Shareholders may exercise his/her/its voting rights by way of electronic transmission during the period from May 16, 2026 to June 12, 2026. Please log in the “stockservices” (https://stockservices.tdcc.com.tw) of Taiwan Depository & Clearing Corporation (TDCC) and vote in.

VIII. The Transfer Agency Department of Capital Securities Corporation is the proxy tallying and verification institution for the Meeting.

To Shareholders

Board of Directors
Zig Sheng Industrial Co., Ltd.