Ya Horng Electronic Co., Ltd. — Proxy Solicitation & Information Statement 2026

May 11, 2026

YAHORNG

受低電科技股份有限公司

YA HORNG ELECTRONIC CO., LTD

2026 Annual Shareholders' Meeting Notice

(Summary Translation)

A. The 2026 Annual Shareholders' Meeting (the "Meeting") of Ya Horng Electronic Co., Ltd. (the "Company") will be convened at 9:00 a.m., June 12, 2026 at No.35, Shalun, Anding Dist., Tainan City 745, Taiwan (R.O.C.) (meeting room at company's administrative building)

The agenda for the Meeting is as follows:

(a) Reported matters

(1) Business Report for 2025
(2) Audit Committee's Audit of 2025 Statements and Reports
(3) Remuneration distribution to employees and directors for 2025
(4) Distribution of 2025 Cash Dividends
(5) Other report Matters

(b) RATIFICATION matters

(1) Business Report and Financial Statements for 2025
(2) Distribution of 2025 profits

(c) Elections

To elect of the 19th term of directors.

(d) Other Proposals

Proposal of Release the Prohibition on Directors from Participation in Competitive Business.

B. Essential contents of the earnings distribution plan: Cash dividend of NT$3.1 per share, Total dividend cash of NT$276,520,000.

C. The Company adopted the candidate nomination system for electing the 7 directors (including 3 independent directors). Name list of director candidates refer to Market Observation Post System (https://mops.twse.com.tw) for educational background and experience relevant information.

D. 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.

E. 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 "Notice of Attendance" 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 securities agency, Agency Department, CTBC Bank. Transfer agent, at least five days prior to the meeting.

F. 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 (https://free.sfi.org.tw) no later than May 12, 2026. Shareholders can obtain information on the "Free proxy disclosure & related information system."

G. Shareholders may exercise at the STOKEVOTE platform (https://www.stockvote.com.tw) of Taiwan Depository & Clearing Corporation (TDCC) during the period from May 13, 2026 to Jun 09, 2026.

H. If a newly opened shareholder wants to submit a shareholder seal card, he or she can download the seal card from the website of the company's stock agent, CITIC Bank Legal Person Trust.

I. The Transfer Agency Department of Agency Department, CTBC Bank. Is the proxy tallying and verification institution for this Annual meeting.

J. Please be advised and perform accordingly.

Board of Directors

YA HORNG ELECTRONIC CO., LTD