YI JINN — Proxy Solicitation & Information Statement 2026

Apr 17, 2026

YI JINN INDUSTRIAL CO., LTD

Meeting Notice for the 2026 Annual Shareholders’ Meeting

The 2026 Annual Shareholders’ Meeting (the “Meeting”) of YI JINN INDUSTRIAL CO., LTD. will be convened at 9:00 a.m., Friday, May 29, 2026 at No. 29, Hongzhou St., Guishan Dist., Taoyuan City (subsidiary: Hung Chou Factory).

The agenda for the Meeting is as follows:

1. Report Items
   (1) 2025 Business Report.
   (2) 2025 Annual final accounting books and statements audited by audit committee
   (3) 2025 Employees’ and Directors’ Remuneration Allocation Report.
   (4) 2025 Report on the Relationship between Directors' Remuneration and Performance Evaluation Results.
   (5) 2025 Annual surplus cash distribution report.

2. Acknowledged Matters
   Proposals of 2025 Business Report, Financial Statements, and Earnings Distribution

3. Matters for Discussion:
   To approve the resolution on releasing the Board of Directors from non-competition restrictions.

4. Extemporary Motions

5. Meeting Adjournment

II. The major items of the proposal for distribution of 2025 profits has been resolved by the Board of Directors meeting are as follows:
Appropriations of earnings in cash dividends to shareholders (NT$ per share): NT$1.

III. 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.

IV. Pursuant to Article 165 of the Company Act, the Company hereby closes the share transfer registration from March 31, 2026 to May 29, 2026.

V. Please find enclosed the "Notice of Attendance" and "Proxy Statement." If you

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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, 22 May, 2026, 5 days prior to the meeting date.

VI. 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 29 May, 2026. Shareholders can navigate to SFI's web page (https://free.sfi.org.tw) to view relevant information. (TWSE code: 1457)

VII. Shareholders may exercise his/her/its voting rights by way of electronic transmission during the period from 29 April, 2026 to 26 May, 2026. Please log in the "Stockvote" (https://www.stockvote.com.tw) of Taiwan Depository & Clearing Corporation (TDCC) and vote in.

VIII. 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

Board of Directors

YI JINN INDUSTRIAL CO., LTD