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TUNG.CN ·

Advances Zero Level Rehabilitation at IMA Mine

Corporate Updates

American Tungsten Advances Zero Level Rehabilitation at IMA Mine

Vancouver, BC, August 20, 2025 – American Tungsten Corp. (CSE:TUNG)

(OTCQB:DEMRF) (FSE:RK9) (“American Tungsten ” or the “ Company”) American

Tungsten is pleased to report si gnificant progress in the ongoing re habilitation of the Zero Level

portal at its IMA Mine site, as part of its commitment to safety, operational excellence, and

regulatory compliance.

Weekly Progress Highlights (Week Ending August 16, 2025):

• Completed installation and lagging of the Zero Level portal entrance

• Retimbered and reinforced approxi mately 10 feet of the access tunnel

• Final leveling and installation of safety berms on the portal pad

• Finalized preparations to m eet MSHA compliance requirements

Upcoming Work:

• Continued re-support and rehabilita tion of the Zero Level access drift

• Removal of the obsolete surface water tank located below the portal

“We are proud of the steady progress at IMA Mine ’s Zero Level portal. Our team is focused on

safety, compliance, and laying the groundwork for future underground operations. These upgrades

are essential to ensuring a secure and efficient work environment. As we move forward, we remain

committed to investing in the infrastructure and technology that will support long-term exploration

and production. The dedication shown by our crew s on-site reflects the values we hold as a

company—resilience, responsibility, and a forwar d-looking approach to sustainable production of

a critical resource,” said Ali Haji, CEO of American Tungsten.

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Top left photo: Rebuilt zero level adit portal looking out to excavation equipment

Top right photo: Earth moving equipment and generator at IMA Mine Project

Bottom centre photo: Newly constructed Zero level portal at IMA Mine Project

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About the IMA Mine Project:

The IMA Mine is an advanced, readily-per mittable, past producin g tungsten-molybdenum

property situated in the Ida ho porphyry belt on private-pate nted mining cla ims. American

Tungsten has an immediate opportun ity to restore production at a strong identified silver and

molybdenum-bearing intrusion target in the favourable jurisdiction of Idaho.

For further updates, visit www.americantungstencorp.com or investor relations, Joanna Longo at

[email protected].

ABOUT AMERICAN TUNGSTEN CORP.

American Tungsten Corp. is a Canadian exploration company focused on high-potential tungsten

and magnetite assets in North America. The Company is advancing the Ima Mine Project in Idaho

to commercial production, addressing critical metal scar city in North America. The Company’s

Ima Mine Project is a historic and high-quality underground tungsten past-producing property on

private-patented land well above the water table with significant infrastructure. The Company

holds an exclusive option to acquire full ownership (subject to a 2% royalty) and has expanded its

land position with 113 additional federal claims covering nearly 2,000 acres.

Social media links:

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

X: https://x.com/amtungsten

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

Instagram: https://www.instagram.com/americantungstencorp/

YouTube: https://www.youtube.com/@americantungstencorp

For further information, please contact:

Ali Haji

Chief Executive Officer

Email: [email protected]

Phone: +1 647 871 4571

CSE:TUNG

OTCQB:DEMRF

FSE:RK9

The Canadian Securities Exchange does not accept responsibility for the adequacy or accuracy of

this release and has neither approved nor disapproved the contents of this press release.

This news release includes "forward-looking in formation" that is su bject to a number of

assumptions, risks and uncertainties, many of wh ich are beyond the control of the Company.

Forward-looking statements may include but ar e not limited to, statements relating to the

completion of the Offering on the terms described herein or at all, and the use of proceeds and

available funds following the completion of the O ffering and are subject to all of the risks and

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uncertainties normally incident to such events. Investors are cautioned that any such statements

are not guarantees of future events and that actual events or developments may differ materially

from those projected in the forward-looking statements. Such forward-looking statements

represent management's best judgment based on information currently available. No securities

regulatory authority has either approved or disappr oved of the contents of this news release.

The Company undertakes no obligation to update publicly or otherwise revise any forward-

looking statements, except as may be required by law.