JENTECH — Proxy Solicitation & Information Statement 2026

Apr 28, 2026

Notice of 2026 Annual General Shareholders' Meeting
(Summary Translation)

The 2026 Annual General Shareholders' Meeting (the "Meeting") of Jentech Precision Industrial Co., Ltd. (the "Company") will be convened at 9:00 a.m. Friday, May 29, 2026 at Jentech's Headquarters (located at No.40, Keji 1st Rd., Guishan Dist., Taoyuan City 333, Taiwan R.O.C).

I. The agenda of the Meeting is as follows:

1. Report Items
   (1) 2025 Business Report
   (2) 2025 Audit Committee's review report
   (3) 2025 Distributable compensation for employees and directors
   (4) Distribution of 2025 Earnings Report
   (5) The issuance of 4th and 5th unsecured convertible bonds
   (6) Investment in Mainland China
   (7) Other Report

2. Acknowledged Matters
   (1) The Company's 2025 business report and financial statements
   (2) The Company's 2025 earnings distribution

3. Discussion Items
   (1) To amend the Company's "Regulations Governing the Acquisition and Disposal of Assets"
   (2) To amend the Company's "Articles of Incorporation"
   (3) To propose the issuance of Employee Restricted Stock Awards

4. Extemporary Motions

II. The proposal for distribution of 2025 earnings is as follows:

Cash dividends to common shareholders: Totaling NT$3,187,141,078. Each common share holder will be entitled to receive a cash dividend of NT$22.00 per share.

III. According to Article 172 of the Company Act, relevant information please visit the website at 【https://mops.twse.com.tw】.

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IV. To attend the Meeting in person, please sign or stamp on the Attendance Notice (do not need to send back) and carry it to register at the Meeting on the scheduled meeting date; in the case that an agent is entrusted to attend the meeting, the shareholders shall sign or stamp on the proxy and after the shareholders personally fill out the name and address of the agent, the proxy shall be delivered to the Transfer Agency Department of CTBC Bank Co., Ltd at least 5 days prior to the day of the meeting. The signed proxy will serve as the sign-in card for agents to represent your vote at the meeting.

V. If a proxy is solicited by the shareholders, Jentech is required to compile details on the proxy solicitation parties and disclose such information on the Securities & Futures Institute (SFI) website on April 28, 2026. Shareholders may make queries on proxy solicitation parties by access to the "Free proxy disclosure & related information system" (https://free.sfi.org.tw), via the "proxy disclosure and meeting notices" search page.

VI. Shareholders may exercise their voting rights through the STOCKVOTE platform of Taiwan Depository & Clearing Corporation【http://www.stockvote.com.tw】 during April 29, 2026 to May 26, 2026.

VII. Newly opened shareholders who intend to submit their shareholder seal card can download the seal card for use from the website of the agent for stock affairs of CTBC Bank Co., Ltd.

VIII. The proxy tallying and verification institution for this annual shareholders' meeting is by Registrar and Transfer Agency Department of CTBC Bank Co., Ltd.

Board of Directors
Jentech Precision Industrial Co., Ltd.