Kingsoft Cloud Holdings Limited has published its 2025 Annual Report and 2025 Environmental, Social and Governance (ESG) Report on the Investor Relations section of its website (ir.ksyun.com) and on HKEXnews (www.hkexnews.hk).

Shareholders who previously opted for printed communications will receive a hard copy of the Annual Report by mail. Those wishing to obtain a printed version—or to amend future preferences regarding format (electronic or print) and language (English and/or Chinese)—may complete and return the enclosed change request form to the company’s Hong Kong share registrar, Tricor Investor Services Limited. Requests can be submitted by prepaid post or email (3896-ecom@vistra.com) at no cost.

Future electronic communications will be accompanied by an email alert (or a postal notice if no email is on record). The 2025 ESG Report is available exclusively online; printed copies can be requested through Tricor Investor Services Limited.

Shareholder enquiries can be directed to the hotline at +852 2980 1333, Monday to Friday, 9:00 a.m.–5:00 p.m. (excluding public holidays). The notice is issued by Chairman and acting CEO Mr. Zou Tao on behalf of the board.