TA-I Technology Co., Ltd. — Proxy Solicitation & Information Statement 2026

May 11, 2026

Meeting Notice for Annual Shareholders’ Meeting
(Summary Translation)

I. The 2026 Annual General Meeting of Shareholders will be held on Friday, June 12, 2026 at 9:00 AM (shareholder registration begins at 8:30 AM; the registration location is the same as the meeting location), at No. 4, Lane 17, Section 3, Nanshan Road, Luzhu District, Taoyuan City. The main agenda items are as follows:

(I) Reporting Items:

1. Report on the Company's Operating Performance for the Year 2025.
2. Report on the Audit Committee's Review of the Financial Statements for the Year 2025.
3. Report on the Distribution of Employee and Director Remuneration for the Year 2025.
4. Report on the Distribution of Profits for the Year 2025.
5. Report on the Handling of Private Placement of New Shares for the Year 2025.

(II) Matters for Approval:

1. The Company's 2025 Financial Statements, submitted for approval.

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1. The Company's 2025 Profit Distribution Plan, submitted for approval.

(III) Matters for Discussion: Amendments to the Company's "Procedures for Acquiring or Disposing of Assets," submitted for resolution.

(IV) Matters for Election: Election of Directors (including Independent Directors), submitted for election.

(V) Other Matters: Lifting the non-compete restrictions on the Company's Directors (including Independent Directors), submitted for discussion.

(VI) Motions.

II. The Board of Directors resolved to distribute a dividend of NT$285,462,678 to shareholders for the 2025 fiscal year (cash dividend of NT$2 per share). If the number of outstanding shares is affected by subsequent repurchases of the Company's shares, transfers or cancellations of treasury shares, conversion of convertible bonds into common stock, or conversion of employee stock options into common stock, resulting in a change in the shareholder dividend payout ratio, the Board of Directors shall adjust the shareholder dividend payout ratio based on the amount distributed and the actual number of outstanding shares.

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II. This shareholders' meeting will elect a total of 9 directors (including 4 independent directors) through a candidate nomination system. The list of director candidates is as follows: 1. Jiang Caibao 2. Wang Jinrong 3. Liu Liwen 4. Lin Qiusong 5. Yang Peijie; the list of independent director candidates is as follows: 1. Chen Yongtai 2. Zeng Zhenhui 3. Wu Bingze 4. Zhang Xianming. Investors who wish to inquire about their educational background and other relevant information should go directly to the Public Information Observation Station (website: https://mops.twse.com.tw/mops/#/web/t146sb10) and enter "Company Code: 2478" and "Announcement Type: Announcements on the Election of Directors and Supervisors through Candidate Nomination System (Listed Companies and Emerging Stock Companies)" for inquiry.

IV. To assist the Company in its smooth business expansion and participation in the operation of its invested businesses, and without harming the Company's interests, any director (including independent directors) elected by the Company's shareholders' meeting who engages in any conduct violating Article 209 of the Company Act's non-competition regulations, the Company intends to request the shareholders' meeting to approve the removal of the non-competition restrictions on the directors (including independent directors). Details of the removal can be found in the explanation provided in point ten.

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V. In accordance with Article 165 of the Company Act, share transfers are suspended from April 14, 2026 to June 12, 2026.

VI. In addition to the announcement, this letter serves as a formal invitation to attend the Annual General Meeting, enclosed with one copy each of the shareholder meeting attendance card and proxy form. We kindly request your attendance. If you are attending in person, please complete the first copy of the attendance card and bring it to the meeting venue on the day of the meeting. If you are attending on behalf of someone else, please complete the second copy of the proxy form and return the first copy of the attendance card folded in half. Please deliver both copies to the Shareholder Affairs Department of Uni-President Securities Co., Ltd., the company's stock affairs agent, five days prior to the meeting. After verification, the attendance card will be completed and sent to your proxy for their attendance at the shareholders' meeting. Shareholders, solicitors, proxies, and appointed representatives attending the shareholders' meeting should bring the original of their photo identification document for verification. Corporate representatives should also present a letter of appointment stamped with the company seal.

VII. If any shareholders request proxy forms, the Company will compile a summary table of requests by May 12, 2026, and publish it on the Securities and Futures Commission website (https://free.sfi.org.tw). Investors wishing to access this information can directly enter the website address into the

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"Free Proxy Form Announcement Information Inquiry" system and input their search criteria.

VIII. Shareholders may exercise their voting rights electronically at this Annual General Meeting from May 13, 2026 to June 9, 2026. Please log in to the "Shareholder e-Service" webpage of Taiwan Depository & Clearing Corporation Limited (https://stockservices.tdcc.com.tw) to vote according to the instructions.

IX. The statistical verification agency for the Company's shareholder meeting proxy forms is the Stock Affairs Department of Uni-President Securities Co., Ltd.

X. If any matters stipulated in Article 172 of the Company Act require a listing and explanation of their main contents in the grounds for convening a meeting, please visit the Public Information Observation Station (website: https://mopsplus.twse.com.tw/mops/#/web/t57sb01_q5). The path is: Click on Single Company/Electronic Document Download/Annual Report and Shareholders' Meeting Related Information, enter the company code "2478" and the year "2026", and then select "Reference Materials for Various Resolutions of the Shareholders' Meeting" or "Procedure Manual and Supplementary Meeting Materials" for inquiry.

XI. Please kindly follow the related information and regulations above.