TNC — Proxy Solicitation & Information Statement 2026

May 22, 2026

TAIWAN NAVIGATION CO., LTD
NOTICE of
2026 ANNUAL SHAREHOLDERS' MEETING
(Summary Translation)
(If there is any conflict between the Chinese
and English versions, the Chinese version
shall prevail)

I. The 2026 Annual Shareholders' Meeting will be held at National Taiwan University Alumni Club, 4F, NO.2-1, Sec.1, Chi-nan Rd. Taipei, Taiwan. at 9:00 a.m. on Thursday, June 11, 2026. The shareholders' registration will begin at 8:30 am.

The agenda of the Meeting is as follows:

1. Reports:
   (1) To report the 2025 business.
   (2) The 2025 audit committee's review report.
   (3) The 2025 directors' remuneration and employees' compensation.

2. Recognitions:
   (1) The 2025 business report, financial statements and Independent Auditor's Report.
   (2) The proposal for distribution of 2025 profits.

3. Discussions:
   Amendment to the "Rules of Procedure for Shareholders' Meeting".

4. Questions and Motions

---

II. The distribution of 2025 profits as proposed by the Board of Directors is NT$1.5 per share in cash with an aggregate amount of NT$625,941,730.

III. For shareholders who decide to attend the meeting in person, please sign in or stamp seal on the attendance form and bring the form along to the venue of the meeting for registration. For shareholders who intend to attend the meeting by proxies, please sign in or stamp seal on the proxy form and fill in the name and address of the proxies personally, and have the proxy form returned to the Company's registrar and transfer agent Yuanta Securities Company, at least 5 days prior to the meeting date so that Yuanta Securities Company is able to deliver the attendance form to the consigned agent in time.

IV. The Registrar & Transfer Agency Department, Yuanta Securities Co., Ltd. has been appointed as the agent for proxy tallying and verification.

V. If there is public solicitation of proxy, the Company will publish such information on the website of Securities and Futures Institute no later than May 11, 2026. For such information, shareholders may visit the website https://free.sfi.org.tw and use its "Proxy Information Free Search System" and then enter relevant search conditions.

VI. The main content of the 2026 Annual General Shareholders' Meeting, besides those which are listed on the meeting notice as required by Article 172 of the Company, will be disclosed on the Market Observation Post System's website (https://mops.twse.com.tw). Please click on electronic books/annual report and annual general shareholders' meeting on the MOPS website for acquiring more details.

VII. Voting right for the shareholders' meeting can be exercised via electronic form during the period from May 12, 2026 to June 8, 2026. Please access "Shareholder e-voting" at the website of Taiwan Depository and Clearing Corporation. (https://stockservices.tdcc.com.tw)

Board of Directors
TAIWAN NAVIGATION CO., LTD