Vancouver, British Columbia--(Newsfile Corp. - June 8, 2022) - Great Republic Mining Corp. (CSE: GRM) (the "Company" or "Great Republic") is pleased to announce that on June 8, 2022, it completed its initial public offering (the "IPO") of 7,860,000 common shares (each a "Share"), of which 360,000 Shares were sold pursuant to an over-allotment option, at a price of $0.10 per Share for gross proceeds of $786,000.

The net proceeds from the IPO will be used to carry out exploration of the Company's project, the Porcher Property, located in the northwest part of British Columbia on Porcher Island. The net proceeds will also be used to make payments pursuant to the option agreement in respect of the Porcher Property, for general and administrative purposes and for working capital.

Haywood Securities Inc. acted as agent (the "Agent") for the IPO. The Agent received a cash commission equal to 10% of the gross proceeds raised pursuant to the IPO and a corporate finance fee, in addition to the reimbursement of certain expenses. Additionally, the Company granted the Agent and members of its selling group non-transferable agent's compensation options entitling the holder to purchase an aggregate of 550,200 Shares at a price of $0.10 per Share, exercisable on or before June 8, 2024.

The Shares were listed on the Canadian Securities Exchange on June 7, 2022 and immediately halted pending closing of the IPO. The Shares are expected to resume trading on June 9, 2022, under the symbol "GRM".

This news release does not constitute an offer to sell or a solicitation of an offer to sell any of the securities in the United States. The securities have not been and will not be registered under the United States Securities Act of 1933, as amended (the "U.S. Securities Act") or any state securities laws and may not be offered or sold within the United States or to U.S. Persons unless registered under the U.S. Securities Act and applicable state securities laws or an exemption from such registration is available.

About Great Republic Mining Corp.

Great Republic is engaged in the business of acquiring and exploring mineral resource properties. Great Republic has an option to acquire a 100% interest in the Porcher Property, which is composed of nine contiguous mineral titles covering an area of 3560.4 hectares in the northwest part of British Columbia, Canada, approximately 40 kilometres southwest of the city of Prince Rupert on Porcher Island.

For more information, please refer to the Company's final prospectus dated March 11, 2022, available on SEDAR ().

On Behalf of the Board of Directors

Frederick W. Davidson
Chief Executive Officer, Corporate Secretary and Director

For further information, please contact:

Jerry Huang
Chief Financial Officer, Director
Tel: +1-778-887-6489
E-mail: greatrepublicmining@gmail.com

Forward-Looking Statements
Certain disclosure in this release, including the expected use of proceeds of the IPO, constitutes forward-looking statements that are subject to numerous risks, uncertainties and other factors outside of the Company's control that may cause future results to differ materially from those expressed or implied in such forward-looking statements. In preparing the forward-looking statements in this news release, the Company has applied several material assumptions, including, but not limited to, the assumption that general economic and business conditions will not change in a materially adverse manner; and that the Company will be able to raise additional funds on reasonable terms. Although the management of the Company believes that the assumptions made and the expectations represented by such statements are reasonable, there can be no assurance that any forward-looking statement herein will prove to be accurate. Readers are cautioned not to place undue reliance on forward-looking statements. The Company expressly disclaims any intention or obligation to update or revise any forward-looking statements, whether as a result of new information, future events or for any other reason except as required by law.

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