Cheetah Mobile to Report Fourth Quarter and Full Year 2020 Financial Results on March 23, 2021

BEIJING,March 16,2021 -- Cheetah Mobile Inc. (NYSE: CMCM) ("Cheetah Mobile" or the "Company"),a leading internet company,today announced that it plans to release its fourthquarter andfullyear2020 financial results before the market opens on Tuesday,March 23,2021. The earnings release will be available on the Company's investor relations website at http://ir.cmcm.com.

Cheetah Mobile's management will hold a conference call on Tuesday,2021 at 7:00 A.M. Eastern Time or 7:00 P.M. Beijing Time to discuss the financial results. Listeners may access the call by dialing the following numbers:

International:

+1-412-902-4272

United States Toll Free:

+1-888-346-8982

Mainland China Toll Free:

4001-201-203

Hong Kong Toll Free:

800-905-945

Conference ID:

Cheetah Mobile

The replay will be accessible through March 30,2021 by dialing the following numbers:

International:

+1-412-317-0088

United States Toll Free:

+1-877-344-7529

Access Code:

10152999

A live and archived webcast of the conference call will also be available at the Company's investor relations website at http://ir.cmcm.com.

About Cheetah Mobile Inc.

Cheetah Mobile is a leading Internet company. It has attracted hundreds of millions of monthly active users through its PC and mobile products. The Company's advertising customers include direct advertisers and mobile advertising networks. Through the Company's advertising products,advertisers can promote their products and services to a wide range of mobile users. The Company also provides value-added services to its users through the sale of premium services. Cheetah Mobile is committed to leveraging its cutting-edge artificial intelligence technologies to power its products and make the world smarter. It has been listed on the New York Stock Exchange since May 2014.

Investor Relations Contact

Cheetah Mobile Inc.

Tel: +86 10 6292 7779ext. 1600

Email: ir@cmcm.com

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