ChinaCache (CCIH) to Announce First Quarter 2013 Financials

BEIJING, May 21, 2013 (GLOBE NEWSWIRE) — ChinaCache International Holdings Ltd. (“ChinaCache” or the “Company”) (Nasdaq:CCIH), the leading total solutions provider of Internet content and application delivery services in China, today announced that it will release its financial results for the first quarter ended March 31, 2013 on May 29, 2013, after the close of trading in the U.S.

The Company has scheduled a conference call and live webcast to discuss the financial results at 8:00 PM (U.S. EDT) on May 29, 2013 (8:00 AM Beijing time on May 30, 2013).

The dial-in details for the live conference call are as follows:

• U.S. dial-in number: +1 (646) 254-3515
• Hong Kong dial-in number: +852 3051-2745
• International dial-in number: +65 6723-9385
• China dial-in number: 400-1200-654
• Conference ID: 7500-2674

A live and archived webcast of the conference call will be available on the Investor Relations section of ChinaCache’s website at en.chinacache.com.

A replay of the conference call will also be available approximately two hours after the conclusion of the live call until June 5, 2013 by dialing:

• U.S. dial-in number: +1 (855) 452-5696
• International dial-in number: +61 (2) 8199-0299
• China dial-in number: 400-1200-932
• Conference ID: 7500-2674

About ChinaCache International Holdings Ltd.

ChinaCache International Holdings Ltd. (Nasdaq:CCIH) is the leading total solutions provider of Internet content and application delivery services in China. As a carrier-neutral service provider, ChinaCache’s network in China is interconnected with networks operated by all telecom carriers, major non-carriers and local Internet service providers. With more than a decade of experience in developing solutions tailored to China’s complex Internet infrastructure, ChinaCache is a partner of choice for businesses, government agencies and other enterprises to enhance the reliability and scalability of online services and applications and to improve end-user experience. For more information on ChinaCache, please visit en.chinacache.com.

CONTACT: Ms. Yujie Li
         Investor Relations
         ChinaCache International Holdings
         Tel: +86 (10) 6408 5305
         Email: ir@chinacache.com

         Mr. Lee Roth
         The Piacente Group | Investor Relations
         Tel: +1 212-481 2050
         Email: chinacache@tpg-ir.com