21Vianet’s Virtual Cloud Hosting and Cloud Storage Services Granted China’s Ministry of Industry and Information Technology’s Trustworthy Cloud Service Certif

21Vianet Group, Inc. (NASDAQ: VNET), the largest carrier-neutral internet data center services provider in China, today announced that the Company was granted the Trustworthy Cloud Service certification by the Ministry of Industry and Information Technology (“MIIT”). 21Vianet was among the first few companies in China which received the Trustworthy Cloud Service certification.

In an effort to improve the security and stability of cloud services in China, the MIIT conducted China’s first certification review evaluating the security and trustworthiness of various cloud service solutions in 2013. The MIIT granted the certificate to 21Vianet upon completion of a stringent evaluation process which analyzed its cloud services on 16 sets of criteria defined in the international standards of the Service Level Agreement (SLA) including: efficiency of data management, quality of service, and level of intellectual property right protection.

Structured on an open platform, 21Vianet’s cloud services proved to meet the rigorous SLA standards in terms of stability and security. Specifically, 21Vianet’s Windows Azure guarantees service uptime of up to 99.95%, providing customers with the most comprehensive and secure disaster recovery service and allowing a high level of interoperability that supports the exchange of customer data over various programming languages and operating systems.