RAIN City Resources Inc. Named Main Sponsor of Chile'S Third Lithium & Energy Summit 2025 Alongside Sqm and Albermale

145 – 251 Midpark Blvd S.E., Calgary Alberta T2X 1S3

RAIN CITY RESOURCES INC. NAMED MAIN SPONSOR OF CHILE'S THIRD

LITHIUM & ENERGY SUMMIT 2025 ALONGSIDE SQM AND ALBERMALE

Calgary, AB – October 22, 2025 – Rain City Resources Inc. (CSE: RAIN) ("Rain" or the "Company") is

pleased to announce its participation as Main Sponsor of the Third Lithium & Energy Summit 2025, to be

held on October 23, 2025, in Santiago, Chile.

Organized by the International Lithium & Energy Chamber (CIL Lithium), together with Belgolux and the

Embassy of the Kingdom of Belgium in Chile, the Summit will convene global mining leaders, academic

institutions, authorities, and Indigenous communities under the central theme "Regeneration."

"This sponsorship positions Rain at the center of Latin America's lithium innovation ecosystem," said

Benjamin Hill, CEO of Rain. "Our cavitation technology addresses water scarcity challenges in salar

operations, and this platform accelerates our commercial discussions with regional partners."

Sebastián Quiñones, Rain's Director for Latin America and Director of Strategic Development at CIL

Lithium, will present the Lithium Roadmap 2025-2030 and moderate the "Investments for Tomorrow: DLE

and Clean Energy" panel. The panel is expected to feature representatives from leading mining companies,

research institutions, and technology centers focused on direct lithium extraction and clean energy

development.

"A closed-loop cavitation system represents the type of water -conscious DLE innovation that the region

requires," noted Quiñones. "We look forward to productive conversations with industry and academic

leaders at the Summit."

Rain continues to advance partnerships with universities and research centers in Chile and Argentina, with

announcements expected in the coming months.

About Rain City Resources Inc.

Rain is an integrated critical mineral technology and project development company committed to addressing

the environmental, social, and economic challenges of lithium and critical mineral extraction from brine. By

advancing scalable, water-conscious DLE solutions, Rain is helping drive the transition to a clean energy

future.

FOR FURTHER INFORMATION CONTACT:

Benjamin Hill David Shaw

Chief Executive Officer Chairperson

RAIN CITY RESOURCES INC.

Website: www.raincityresources.com

Email: [email protected]

Telephone: 403-693-8004

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This news release may include certain "forward -looking statements" under applicable Canadian securities

legislation. There can be no assurance that such statements will prove to be accurate, as actual results and

future events could differ materially from those anticipated in such statements. Accordingly, readers should

not place undue reliance on forward-looking statements. Rain disclaims any intention or obligation to update

or revise any forward- looking statements, whether as a result of new information, future events or otherwise,

except as required by law. There can be no assurance that proposed operations will be successful or that the

anticipated financial, economic or strategic benefits will be realized.

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policies of the Canadian Securities Exchange) accepts responsibility for the adequacy of accuracy of this

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