TIDEHOLD — Proxy Solicitation & Information Statement 2026

May 22, 2026

Stock Code: 9902

Tidehold Development Co., Ltd.

NOTICE OF ANNUAL SHAREHOLDERS MEETING OF 2026

Important Disclaimer

This document is prepared in accordance with the Chinese version and is for reference only. In the event of any discrepancy between the English version and the Chinese version, the Chinese version shall prevail.

Time: 9:00 a.m., Tuesday, June 23, 2026

The Tidehold Development Co., Ltd. Annual Shareholders Meeting (hereinafter referred to as "the meeting") will be available for registration at the meeting place from 8:30 AM.

Place: NTUH International Convention Center

(Room 202 at 2F, No.2, XuZhou Rd., Taipei City.)

Type of Meeting: Physical Meeting

1. Agenda:

1.1. Report Items (Non-Voting Items)

(1) Business Report for the Fiscal Year of 2025.
(2) Audit Committee's Review Report for the Fiscal Year of 2025.
(3) Amendments on the Company's "Sustainable Development Best Practice Principles".

1.2. Proposed Resolutions (Voting Items)

(1) Proposal for Operating Report and Financial Statements for the Fiscal Year of 2025.
(2) Proposal for Deficit Compensation Plan for the Fiscal Year of 2025.

1.3. Election Matters (Voting Items)

(1) Election of the Company's 29th Term of the Board of Directors.

1.4. Other Matters (Voting Items)

(1) To Release the 29th Term Directors from Non-competition Restrictions

1.5. Extemporary Motions
1.6. Meeting Adjourned

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Stock Code: 9902

1. The Company's earnings distribution of fiscal year 2025 was proposed by the Board of Directors as follows:
   A. Cash dividends of common stock: NT$0
   B. Stock dividends of common stock: NT$0
   C. Unappropriated retained earnings: NT$39,672,509

2. In accordance with Article 165 of the Company Act, book Lock-up period was declared from April 25, 2026 to June 23, 2026.

3. If the reasons for convening the meeting include agenda which shall be manifested as requested by Article 172 of Company Act, or include proposal for removal of non-compete prohibition for the Company's board members of the 29th term board of directors as requested by Article 209 of Company Act, the relevant information will be disclosed on Taiwan Stock Exchange Market Observation Post System (http://mops.twse.com.tw).
   (Website route: Electronic books>Shareholders' meetings, and search stock code "9902" and fiscal year of "2026" for supplementary files information.)

4. In addition to announcement on the Taiwan Stock Exchange's Market Observation Post System, shareholders should be notified of this meeting via letter, which will also include a proxy statement. If shareholders cannot attend the meeting, they may exercise their rights to vote by electronic voting. The electronic voting period will be from May 24, 2026 to June 20, 2026. Please log onto the website "TDCC Stock Vote" established by Taiwan Depository & Clearing Corporation at https://stockservices.tdcc.com.tw and follow carefully its instructions in order to vote appropriately.

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Stock Code: 9902

1. The Company adopts candidate nomination system for election of board members of the 29th term board of directors. The director candidate list is shown below:

Number	Title	Name
1	Director	Lee, Chun-Yung
2	Director	Fuli Investment Co., Ltd.
Wu, Chia-Hsun
3	Director	Baoli Investment Co., Ltd.
Lee, Tung-Ying
4	Director	Chao, Yi-Hsien
5	Independent Director	Fan, Hung-Shu
6	Independent Director	Yeh, Chih-Shan
7	Independent Director	Wu, Shou-Lu

Note: For director candidates' education, background, and relevant information, please refer to material information disclosure on Taiwan Stock Exchange's Market Observation Post System. (http://mops.twse.com.tw)

Best regards,

Tidehold Development Co., Ltd.