FFHC — Proxy Solicitation & Information Statement 2026

May 18, 2026

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第一金融控股股份有限公司

First Financial Holding Co., Ltd.

Meeting Notice of Annual General Shareholders' Meeting

(Summary Translation)

The 2026 Annual General Shareholders' Meeting (the "Meeting") of First Financial Holding Co., Ltd. (the "Company") will be held at 9:00 a.m., June 18, 2026 (Thursday) at the Headquarter of First Commercial Bank Co., Ltd. (the "FCB"), No. 30, Sec. 1, Chung-King South Rd., Taipei. Registration time shall begin at 8:30 a.m. at the venue mentioned above. Attendees are requested to hold their ID evidence for entry check.

1. The agenda for the Meeting is as follows:

1). Report Matters:
(a) President reports the business operation of the Company in 2025.
(b) Audit committee report the auditing process of 2025 financial statements.
(c) Report of the offering of the Company's 2025 first issue of unsecured ordinary corporate bonds.
(d) Report of the distribution of employee's compensation and director's remuneration in 2025.

2). Recognition Matters:
(a) Please recognize the 2025 business report and consolidated financial statements of the Company.
(b) Please recognize the distribution of 2025 profits.

3). Discussion Matters:
(a) Please approve the amendments to the Rules Governing the Acquisition and Disposal of Assets of the Company.

4). Extemporary Motions.

1. The Company's proposal for the distribution of profits for fiscal year of 2025, as resolved by the board,

Cash Dividend: NT$ 1.30 per share; the aggregate amount of cash dividend is NT$ 18,693,309,245.

The cash dividend would be distributed on the record date for cash dividend determined by the board of directors after approved by the Meeting. Cash dividend was calculated and rounded down to dollar in proportion to stakeholding. The total amount of odd fraction will be counted as other income of Company.

1. According to Article 172 of the Company Act, the contents of discussion matters including (a) the amendments to the Rules Governing the Acquisition and Disposal of Assets of the Company. Shareholders may review detailed

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第一金融控股股份有限公司

First Financial Holding Co., Ltd.

information by visiting the MOPS website (https://emops.twse.com.tw) and clicking "Electronic Books/Shareholders' meetings" for further information. (Searching for stock code: 2892)

1. The entries in the shareholders' register book for share transfer shall be suspended from April 20th, 2026 to June 18th, 2026 pursuant to Article 165 of the Company Act.

2. Enclosed please find this Notice and a Proxy. For any shareholder who plans to attend the Meeting in person, please sign or affix seal to this Notice (not required to return it by mail) and bring this Notice to the venue of the Meeting. If a proxy will attend on behalf of the shareholder, please sign or affix seal to the Proxy and fill in the name and address of the proxy in person and send the completed Proxy to the Company's stock affairs agent (the Stock Affairs Department under Trust Division of FCB) five days (June 12th, 2026) prior to the date of the Meeting. The Stock Affairs Department under Trust Division of FCB will then mail to such proxy a permission slip to attend the Meeting accordingly. After the Proxy was delivered, should any shareholder plans to attend the Meeting to vote in person or via electronic voting system, the vote will still be exercised by proxy unless the shareholder withdraws the Proxy in written notice two days prior to the date of the Meeting.

3. If there is any shareholder who wishes to solicit proxies from other shareholders, the Company will publish the information of such solicitation in the website of Securities and Futures Institute on May 18th, 2026. Shareholders who wish to obtain such information may visit the website https://free.sfi.org.tw by inputting the stock code "2892".

4. Shareholders may choose the electronic voting system to exercise their voting. The voting period is from May 19th, 2026 to June 15th, 2026. Shareholders may login to "Shareholder E-Service Platform (股東 e 服務)" (https://stockservices.tdcc.com.tw) from TDCC website and follow the related instructions.

5. The tabulation and verification of proxy for the Meeting will be carried out by the Stock Affairs Department under Trust Division of FCB.

Please be advised and act accordingly.

Board of Directors
First Financial Holding Co., Ltd.