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South Star Mining Announces Name Change to South Star Battery Metals Corp. to Highlight Evolution in Growth Strategy

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NEWS RELEASE

South Star Mining Announces Name Change

to South Star Battery Metals Corp. to Highlight Evolution in Growth Strategy

Vancouver, British Columbia, May 26, 2021 – South Star Mining Corp. (“South Star” or the “Company”)

(TSX-V: STS) (OTCQB: STSBF) is pleased to announce that it is changing its corporate name to South Star

Battery Metals Corp. Effective at the opening of trading on Wed nesday, May 26, 2021, the common

shares of the Company will commence trading on the TSX Venture and OTC Exchanges under the new

name. The stock symbols remain the same.

Shareholders holding South Star share certificates can request a replacement certificate with the new

Company name, but new certificates are not required and will not be automatically issued. There is no

change in the capitalization structure of the Company in connection with the change of the name.

The name change highlights the evolution of the target markets and growth strategies for the Company

over the mid- to long-term. Richard Pearce, President and CEO of South Star , commented: “We are

pleased to announce the name change, which we believe is more a ligned with our vision of where we

create the most value for clients, shareholders and stakeholder s, as well as the Company’s strategic

growth initiatives for the coming years. Over the past few weeks, we released fantastic news regarding

offtake agreements and excellent testing results for expandable and purified graphite products. The

news highlights the high-quality, high-purity and low-contamina te nature of South Star’s concentrates

and purified graphite, as well as strong market demand for sourcing product. The superior testing results

open a world of commercial opportunities for premium value-add products with strong margins.

We are in the process of transitioning from a development compa ny to a producing mine with

commercial operations planned for September 2022. Brazil is alr eady a critical battery metals

jurisdiction providing high-quality products and important supp ly-chain diversification. South Star will

be a key player and part of the long-term solution with secure, high-quality industrial minerals and

battery metals for the clean energy revolution. We are quickly building South Star into the first new

graphite operation in continuous commercial production in the Americas in more than a decade.”

About South Star Battery Metals Corp.

South Star Battery Metals Corp. is focused on the selective acq uisition and development of near-term

production projects in Brazil. South Star is driven to create fundamental value in the industrial minerals

and battery metals sectors for clients and investors with real projects that have strong intrinsic financial

and operating metrics, and that can be profitable throughout th e resource cycles. South Star has an

experienced executive team with a strong history of discovering , developing, building and operating

profitable mines in Brazil.

The Santa Cruz Graphite Project, located in Southern Bahia, is the first of a series of industrial and

battery metals projects that will be put into production. Brazil is the second-largest graphite-producing

region in the world with more than 80 years of continuous minin g . T h e P r o j e c t h a s a t - s u r f a c e

mineralization in friable materials, and successful large-scale pilot-plant testing (>30t) has been

completed. The results of the testing show that approximately 65% of Cg concentrate is +80 mesh with

g ood rec overie s a nd 9 5 - 9 9 % C g . W ith ex c ellent inf ra struc tur e and logistics, South Star is carrying its

development plan towards Phase 1 production projected in Q4 2022, pending financing.

The Santa Cruz project is being developed in a phased approach. Phase 1 operations for the 5,000 tpy

pilot plant operations are fully licensed, and the Company is p reparing to start construction in

September 2021 with commercial production targeted for Q4 2022. Phase 2 operations will represent

a larger-scale concentration plant currently planned to produce between 25,000 to 30,000 tpy of

concentrate. The sizing of the Phase 2 plant could be increased depending on the successes of the Phase

1 operations, ongoing development of commercial relationships, and market conditions.

South Star is committed to a corporate culture, project execution plan and safe operations that embrace

the highest standards of ESG principles based on transparency, stakeholder engagement, ongoing

education and stewardship. To learn more, please visit the Comp any website at

http://www.southstarbatterymetals.com.

On behalf of the Board,

Mr. Richard Pearce

Chief Executive Officer

For additional information, please contact:

CHF Capital Markets

Iryna Zheliasko, Manager

Phone: 416-868-1079 x229

Email: [email protected]

Mr. Dave McMillan

Chairman

Email: [email protected]

Twitter: https://twitter.com/southstarbm

Facebook: https://www.facebook.com/southstarbatterymetals

LinkedIn: https://www.linkedin.com/company/southstarbatterymetals/

CAUTIONARY STATEMENT

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in policies of the TSX Venture

Exchange) accepts responsibility for the adequacy or accuracy of this press release.

This news release and the Updated Technical Report contain refe rences to inferred resources. The Report is preliminary in

nature and includes inferred mine ral resources that are conside red too speculative geologically to have the economic

considerations applied to them that would enable them to be categorized as mineral reserves.

FORWARD-LOOKING INFORMATION

The information contained herein contains "forward-looking stat ements" within the meaning of applicable securities

legislation. Forward-looking statements relate to information t hat is based on assumptions of management, forecasts of

future results, and estimates of amounts not yet determinable. Any statements that express predictions, expectations, beliefs,

plans, projections, objectives, assumptions or future events or performance are not statements of historical fact and may be

"forward-looking statements".

Forward-looking statements are subject to a variety of risks an d uncertainties which could cause actual events or results to

differ from those reflected in the forward-looking statements, including, without limitation: risks related to failure to obtain

adequate financing on a timely basis and on acceptable terms; r isks related to the outcome of legal proceedings; political

and regulatory risks associated with mining and exploration; risks related to the maintenance of stock exchange listings; risks

related to environmental regulat ion and liability; the potentia l for delays in exploration or development activities or the

completion of feasibility studies; the uncertainty of profitability; risks and uncertainties relating to the interpretation of drill

results, the geology, grade and continuity of mineral deposits; risks related to the inherent uncertainty of production and c ost

estimates and the potential for unexpected costs and expenses; results of prefeasibility and feasibility studies, and the

possibility that future exploration, development or mining resu lts will not be consistent with the Company's expectations;

risks related to commodity price fluctuations; and other risks and uncertainties related to the Company's prospects, properties

and business detailed elsewhere in the Company's disclosure rec ord. Should one or more of these risks and uncertainties

materialize, or should underlying assumptions prove incorrect, actual results may vary materially from those described in

forward-looking statements. Investors are cautioned against att ributing undue certainty to forward-looking statements.

These forward-looking statements are made as of the date hereof and the Company does not assume any obligation to

update or revise them to reflect new events or circumstances. A c t u a l e v e n t s o r r e s u l t s c o u l d d i f f e r m a t e r i a l l y f r o m t h e

Company's expectations or projections.