Green Block Mining Corp. — AGM Information 2021

Apr 7, 2021

SONA NANOTECH INC.

NOTICE OF ANNUAL GENERAL AND SPECIAL MEETING OF SHAREHOLDERS

NOTICE is hereby given that the Annual General and Special Meeting (the “ Meeting ”) of the shareholders of Sona Nanotech Inc. (the “ Company ”) will be held at the office of the Company at 1969 Upper Water Street, Suite 2001, Halifax, Nova Scotia on April 29, 2021 at 1:00 p.m. (Halifax local time) for the following purposes:

1. to receive the financial statements of the Company for its fiscal year ended October 31, 2020 and the report of the Auditors thereon;

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

3. to determine the number of directors and to elect directors;

4. to confirm and approve the Company’s incentive stock option plan; and

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

Accompanying this Notice are an Information Circular and 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 are unable to 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. The enclosed Form of Proxy is solicited by Management 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 this 25[th] day of March, 2021.

BY ORDER OF THE BOARD OF DIRECTORS

“David Regan” David Regan, Chief Executive Officer