21Vianet Partners with Microsoft and Tencent to Deliver Office Online

BEIJING, May 19, 2017 -- 21Vianet Group, Inc. (NASDAQ:VNET) (“21Vianet or the “Company”) today announced that it has partnered with Microsoft and Tencent to launch Microsoft Office Online.

In partnering with Tencent and Microsoft to offer Tencent Cloud users enhanced convenience of a mobile office anytime, anywhere as well as Microsoft office collaboration among multiple enterprise users, 21Vianet will provide enhanced services, including operational and maintenance solutions enabling cross-platform technical support.  This will enable streamlined use of Microsoft Office Online for Tencent Weiyun users by eliminating technical difficulties such as account sharing, authentication and storage barriers, thus significantly enhancing working efficiency.

The cloud-based document process will require no pre-installation and will enable both individual and enterprise Tencent Cloud users to collaborate on and directly edit Word, Excel and PowerPoint documents from multiple devices via Tencent Weiyun. All changes will be automatically saved onto the cloud storage platform. It also simplifies cloud-based document processing procedures by eliminating the cumbersome steps, such as downloading, saving and uploading.

Mr. Steve Zhang, CEO of 21Vianet, stated, “We are excited to deepen the partnership with Microsoft and Tencent into their cloud-based services. Combining Tencent Cloud’s large user base, the industry-standard features of Microsoft Office Online and our strong expertise in operational and maintenance technology and solutions, we believe our partnership will build a solid foundation for accelerated growth going forward.”

About 21Vianet

21Vianet Group, Inc. is a leading carrier-neutral Internet data center services provider in China. 21Vianet provides hosting and related services, managed network services, cloud services, content delivery network services, last-mile wired broadband services and business VPN services, improving the reliability, security and speed of its customers' Internet infrastructure. Customers may locate their servers and networking equipment in 21Vianet's data centers and connect to China's Internet backbone through 21Vianet's extensive fiber optic network. In addition, 21Vianet's proprietary smart routing technology enables customers' data to be delivered across the Internet in a faster and more reliable manner. 21Vianet operates in more than 30 cities throughout China, servicing a diversified and loyal base of more than 4,000 hosting enterprise customers that span numerous industries ranging from Internet companies to government entities and blue-chip enterprises to small- to mid-sized enterprises.

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