Rizhao Port Co., Ltd. Notice of the 2025 Annual Shareholders' Meeting

The board of directors of this Company and all of its directors hereby warrant that the contents of this announcement do not contain any false records, misleading statements, or material omissions, and assume legal liability for the authenticity, accuracy, and completeness of the contents.

Key Matters in Brief:

● Date of convening of the shareholders’ meeting: April 28, 2026

● The network voting system adopted for this shareholders’ meeting: the Shanghai Stock Exchange shareholders’ meeting network voting system

I. Basic Information on the Convening of the Meeting

(I) Type and Session of the Shareholders’ Meeting

2025 Annual Shareholders’ Meeting

(II) Convener of the Shareholders’ Meeting: the Board of Directors

(III) Voting Method: The voting method adopted for this shareholders’ meeting is a combination of on-site voting and network voting

(IV) Date, Time, and Location of the On-site Meeting

Date and time of convening: April 28, 2026 at 14:00

Venue: the Company’s meeting room

(V) The System, Start and End Dates, and Voting Time for Network Voting.

Network voting system: the Shanghai Stock Exchange shareholders’ meeting network voting system

Network voting start and end time: from April 28, 2026

to April 28, 2026

For voting through the Shanghai Stock Exchange network voting system, the voting time via the trading system voting platform on the day of the shareholders’ meeting is the trading time window of that day, i.e., 9:15–9:25, 9:30–11:30, 13:00–15:00; the voting time via the internet voting platform on the day of the shareholders’ meeting is 9:15–15:00.

(VI) Voting Procedures for Margin Financing and Securities Lending, Stock Lending under the “Securities Lending and Borrowing” (Turnover) Scheme, Contracted Repurchase Business Accounts, and Shanghai-Hong Kong Stock Connect Investors

For matters involving margin financing and securities lending, securities lending and borrowing (turnover) business, accounts related to contracted repurchase business, and voting by Shanghai-Hong Kong Stock Connect investors, such voting shall be conducted in accordance with the relevant provisions such as the “Shanghai Stock Exchange Self-Regulatory Guidelines for Listed Companies No. 1 — Standardized Operation,” etc.

(VII) Matters Involving Solicitation of Shareholder Voting Rights in Public

Not applicable

II. Matters for Deliberation at the Shareholders’ Meeting

Resolutions to be deliberated and types of shareholders entitled to vote

Note: This shareholders’ meeting will also hear the “2025 Annual Independent Directors’ Work Report.”

1. Time When Each Resolution Has Been Disclosed and the Disclosure Media

The foregoing resolutions have been deliberated and approved at the 23rd meeting of the Eighth Session of the Board of Directors of the Company. For the specific contents, please refer to the announcement disclosed on March 27, 2026 by the Company on the website of the Shanghai Stock Exchange (www.sse.com.cn), in the “China Securities Journal,” “Shanghai Securities News,” and “Securities Times.”

2. Special resolution resolutions: none

3. Resolutions subject to separate counting for small and medium investors: Resolutions 3, 4, 5, 6, 7, 8, and 9

4. Resolutions involving related shareholders’ avoidance of voting: Resolutions 8 and 9

Names of the related shareholders required to abstain from voting: Shandong Port Rizhao Port Group Co., Ltd.; Rizhao Port Group Lanshan Port Affairs Co., Ltd.

5. Resolutions involving preferred shareholders participating in voting: not applicable

III. Voting Notes for Shareholders

(I) If a shareholder of this Company exercises voting rights through the Shanghai Stock Exchange shareholders’ meeting network voting system, the shareholder may vote either by logging onto the trading system voting platform (via the securities company trading terminal designated for the transaction) or by logging onto the internet voting platform (URL: vote.sseinfo.com). For the first time voting by logging onto the internet voting platform, investors need to complete shareholder identity verification. For specific operations, please refer to the instructions on the website of the internet voting platform.

(II) In order to better serve the broad population of small and medium investors and to ensure that small and medium investors who intend to vote can attend and vote in a timely manner, the Company intends to use the shareholders’ meeting reminder service provided by Shanghai Securities News Network Co., Ltd. (hereinafter referred to as “SSE Information”). The Company will, by entrusting SSE Information, proactively remind shareholders to attend and vote based on the shareholder register on the equity record date through forms such as intelligent SMS, and proactively push to each investor information such as invitations to attend the shareholders’ meeting and the status of the resolutions. After an investor receives the intelligent SMS, the investor may, according to the user manual “Listed Company Shareholders’ Meeting Network Voting One-Click Service User Manual” (download link:

(III) Where the same voting right is cast repeatedly through an on-site vote, this Exchange’s network voting platform, or other methods, the result of the first vote shall prevail.

(IV) For shareholders holding multiple shareholders’ accounts, the number of voting rights they may exercise is the total number of ordinary shares of the same class and preferred shares of the same type held across all shareholders’ accounts under their names.

Shareholders holding multiple shareholders’ accounts who participate in the shareholders’ meeting network voting through this Exchange’s network voting system may participate through any one of their shareholders’ accounts. After voting, it shall be deemed that for all shares of the same class of ordinary shares and the same type of preferred shares under all of their shareholders’ accounts, votes on the same opinion have been cast respectively.

Where shareholders holding multiple shareholders’ accounts cast votes repeatedly through multiple shareholders’ accounts, for the voting opinions on the ordinary shares of the same class and the preferred shares of the same type under all their shareholders’ accounts, such voting opinions shall each be determined by the first voting result for each class and each type of stock.

(V) Only after shareholders have voted on all resolutions may the submission be made.

IV. Persons Attending the Meeting

(I) Shareholders of the Company who, as of the close of business on the afternoon of the equity record date, are registered with the Shanghai branch of China Securities Depository and Clearing Co., Ltd., shall have the right to attend the shareholders’ meeting (for specific circumstances, please refer to the table below), and may also appoint a proxy by written form to attend the meeting and participate in voting. The proxy does not have to be a shareholder of the Company.

(II) The directors and senior management personnel of the Company.

(III) The lawyers engaged by the Company.

(IV) Other personnel

V. Methods for Registering for the Meeting

(I) Registration Method for Attending the On-site Meeting

1. If an individual shareholder attends the meeting in person, they shall present their own identity card or other valid documents or proof that can indicate their identity; if they appoint someone else to attend the meeting on their behalf, they shall present the proxy’s valid identity document and the shareholder authorization letter (see Appendix 1).

2. Corporate shareholders shall attend the meeting through the legal representative or a proxy appointed by the legal representative. If the legal representative attends the meeting, they shall hold their own identity card and a valid document that can prove their qualification as the legal representative; if a proxy attends the meeting, the proxy shall present their own identity card and a written authorization letter issued in accordance with law by the legal representative of the corporate shareholder unit.

3. Shareholders attending the on-site meeting may also use the fax registration method.

(II) Place of Registration: the Company’s Securities Department (No. 81, Haibin 2nd Road, Rizhao City, Shandong Province)

(III) Registration Time: April 28, 2026 (9:30–11:30 in the morning)

VI. Other Matters

(I) Contact Person: Li Min

Telephone: 0633-8388822

Fax: 0633-8387361

Contact Address: No. 81, Haibin 2nd Road, Rizhao City, Shandong Province

Postal Code: 276826

Email: rzport@vip.163.com

(II) The on-site meeting will last half a day. In accordance with relevant regulations, transportation, lodging, and dining expenses for attending shareholders at the on-site meeting shall be borne by the attending shareholders themselves.

(III) Shareholders attending the on-site meeting and shareholder proxies, after completing meeting registration, please arrive at the meeting venue within half an hour before the meeting begins, and bring identity documents, so as to complete check-in and entry.

This announcement is hereby issued.

Board of Directors of Rizhao Port Co., Ltd.

April 4, 2026

Appendix 1: Authorization Letter

● Filing Documents

Resolutions of the 23rd Meeting of the Eighth Session of the Board of Directors

Appendix 1: Authorization Letter

Authorization Letter

To: Rizhao Port Co., Ltd.

I hereby authorize Mr. (Ms.) to represent this entity (or myself) to attend the Company’s 2025 Annual Shareholders’ Meeting to be held on April 28, 2026, and to exercise voting rights on our behalf.

Number of ordinary shares held by the grantor:

Number of preferred shares held by the grantor:

Grantor’s shareholder account number:

Note: This shareholders’ meeting will also hear the “2025 Annual Independent Directors’ Work Report.”

Signature (stamp) of grantor: Signature of proxy:

Identity card number of grantor: Identity card number of proxy:

Date of authorization: Year Month Day

Remarks:

The grantor shall choose one of the intentions of “agree,” “disagree,” or “abstain” in the authorization letter and put a “√” next to it. If the grantor does not provide specific instructions in this authorization letter, the proxy shall have the right to vote according to their own intention.

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