Well Shin — Proxy Solicitation & Information Statement 2026

May 21, 2026

WS

Well Shin Technology Co., Ltd.

Notice of 2026 Annual General Shareholders' Meeting

The 2026 Annual Shareholders' Meeting will be held at 9:00 AM on Tuesday, June 23, 2026 at No.196, Xinghu 3rd., Rd., Neihu District, Taipei City 114, Taiwan

AGENDA

1. Report Items

(1). Report the business of 2025.
(2). Audit Committee's review report of 2025.
(3). Report on the 2025 employees, directors compensation distributions.
(4). Report the proposal for distribution cash dividend of 2025 profits.
(5). Report on 2025 Directors' Remuneration.

1. Ratification Items

(1). Ratification of the Business Report and Financial Statements of 2025.
(2). Ratification of the proposal for distribution of 2025 profits.

1. Election Item

Election of the 9th Directors

1. Other proposal

Release of the prohibition on newly-elected directors and their corporate representatives from participation in competitive business.

1. Extraordinary Motions.
2. Adjournment

The major items of the proposal for distribution of 2025 profits has been resolved by the Board of Directors meeting as follows: Appropriations of earnings in cash dividends to shareholders (NT$ per share): NT$ 2.

If the Company decides to hold a meeting under Article 172 of the Company Law, electronic files will be posted to the Market Observation Post System at https://emops.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 Company code.

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Pursuant to Article 165 of the Company Act, the Company hereby closes the share transfer registration from April 25, 2026 to June 23, 2026.

Please find enclosed the "Notice of Attendance" and "Proxy Statement." If you intend to personally attend the meeting, please sign or place your seal in the "Registration Card" column. Shareholders may sign or place their seal in the "Proxy Statement" column to appoint a proxy to attend the meeting on his or her behalf and execute power of attorney in writing. Please fill in the "Proxy Statement" and deliver to the Company's stock agency, Grand Fortune Securities Co., Ltd. Transfer Agent, no later than, June 17, 2026, 5 days prior to the meeting date.

The company will compile a summary statement of the relevant information provided by shareholders through solicitation of the proxy and disclose the content in the website of Securities & Futures Institute (SFI) on May 22, 2026. Shareholders can navigate to SFI's web page (https://free.sfi.org.tw) to view relevant information. (TWSE code: 3501)

Shareholders may exercise his/her/its voting rights by way of electronic transmission during the period from May 23, 2026 to June 20, 2026. Please log in the "Stockvote" (https://www.stockvote.com.tw) of Taiwan Depository & Clearing Corporation (TDCC) and vote in.

The Transfer Agency Department of Grand Fortune Securities Co., Ltd. is the proxy tallying and verification institution for this Annual meeting.

It is highly appreciated that you handle the matters accordingly.

To Shareholders