Chateau — Proxy Solicitation & Information Statement 2026

Apr 23, 2026

Château

Meeting Notice for Annual Shareholders' Meeting (Summary Translation)

The 2026 physical Annual Shareholders' Meeting (the "Meeting") of Chateau International Development Company, Ltd. (the "Company") will be convened at 09:30 a.m., Tuesday, May 26, 2026 at Hotel Château Anping (located at No.47, Xinjian Rd., South Dist., Tainan City, Taiwan).

1. The agenda for the Meeting is as follows:

(1) Report Items

a. To report the business of 2025
b. Audit Committee's review report
c. The Status of Endorsement and Guarantee and Loaning of Company Funds in 2025
d. Report on the distribution of employee remuneration and director remuneration in 2025
e. Report on Remuneration Paid to Directors for the Year 2025
f. Report on Material Related-Party Transactions in 2025
g. Other Reports

(2) Acknowledged Items

a. To accept 2025 Business Report and Financial Statements
b. To recognize the 2025 Deficit Compensation Proposal

(3) Matters for Discussion

a. Amendment to the Procedures for Acquisition or Disposal of Assets

(5) Other Matters and Extempore Motion

(6) Adjournment

2. Suspension of Share Transfer Registration:

In accordance with Article 165 of the Company Act, the share transfer registration shall be suspended from March 28, 2026 to May 26, 2026.

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Château

1. In addition to this public announcement, this notice is served in writing. The Shareholder Attendance Card and Proxy Form for the Annual General Meeting are enclosed. Kindly review and attend the meeting. If you attend the meeting in person, please complete and bring Copy 1 of the Attendance Card to the venue on the meeting date. If you appoint a proxy, please complete and return both Copy 2 of the Proxy Form and Copy 1 of the Attendance Card, folded together and mailed to the Company's stock affairs agent, Uni-President Securities Corporation, Stock Affairs Department, at least five days before the meeting. After verification, a confirmed Attendance Card will be issued to the proxy for entry. All shareholders, solicitors, proxies, and designated representatives attending the meeting must present original identification documents with a photograph for verification. If a corporate shareholder designates a representative, a Power of Attorney stamped with the corporate seal is also required.

2. In the event of a solicitation of proxies, The Company will disclose a summary table of solicitors and their solicitation information on the Securities and Futures Institute website (https://free.sfi.org.tw) no later than April 24, 2026. Investors may visit the site and enter the required information under "Free Proxy Data Search" to access such information.

3. Shareholders may exercise their voting rights electronically from April 25, 2026 to May 23, 2026 by logging into the "Shareholder eVoting" section of the Taiwan Depository & Clearing Corporation (TDCC) website: https://stockservices.tdcc.com.tw and following the instructions provided.

4. The institution responsible for verifying the validity of the proxies for this Annual General Meeting is Uni-President Securities Corporation, Stock Affairs Department.

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Château

1. In accordance with Article 172 of the Company Act, if there are matters required to be stated in the notice of meeting and their main contents, such matters may be accessed via the Market Observation Post System (MOPS) at https://mopsplus.twse.com.tw/mops/#/web/t57sb01_q5.

Path: Select "Single Company" → "Electronic Document Download" → "Annual Reports and Shareholder Meeting Materials"; then enter Company Code "2722" and Year "2026" to search for "Reference Materials for AGM Proposals" or "Meeting Handbook and Supplementary Materials."

1. Please be advised and act accordingly.

Board of Directors
Chateau International Development Company, Ltd.

• Chateau's website: https://www.chateau-hotels.com.tw/investors/shareholder_data.php
  Market Observation Post System: https://mops.twse.com.tw/mops/#/web/home

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