Minco Capital Corp. — Proxy Solicitation & Information Statement 2026

May 22, 2026

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MINCO CAPITAL CORPORATION

NOTICE OF ANNUAL GENERAL MEETING

TAKE NOTICE that the 2026 Annual General Meeting of the Shareholders of MINCO CAPITAL CORP. (hereinafter called the "Corporation") will be held at Suite 2060 - 1055 West Georgia Street, Vancouver, British Columbia, on:

THURSDAY, JUNE 18, 2026

At the hour of 12:00 p.m., the forenoon (Vancouver time) for the following purposes:

I. to appoint Auditors for the ensuing year and to authorize the Directors to fix their remuneration;

II. to determine the number of directors and to elect directors and

III. to transact such other business as may properly come before the Meeting.

Accompanying this Notice are an Information Circular and a Form of Proxy.

A shareholder entitled to attend and vote at the Meeting is entitled to appoint a proxyholder to attend and vote in his stead. If you cannot attend the Meeting, or any adjournment thereof in person, please read the Notes accompanying the Form of Proxy enclosed herewith and then complete and return the Proxy within the time set out in the Notes. Management solicits the enclosed Form of Proxy, but, as set out in the Notes, you may amend it if you so desire by striking out the names listed therein and inserting in the space provided the name of the person you wish to represent you at the Meeting.

DATED at Vancouver, British Columbia, this 22nd day of May 2026.

BY ORDER OF THE BOARD OF DIRECTORS

/s/ Ken Z. Cai

Ken Z. Cai
Chief Executive Officer and Director

If you are a non-registered shareholder of the Corporation and receive these materials through your broker or through another intermediary, please complete and return the materials in accordance with the instructions provided to you by your broker or by the other intermediary. Failure to do so may result in your shares not being eligible to be voted by proxy at the Meeting.