21Vianet Group, Inc. Filed Its Annual Report on Form 20-F
About 21Vianet21Vianet Group, Inc. is a leading carrier- and cloud-neutral Internet data center services provider in China. 21Vianet provides hosting and related services, including IDC services, cloud services, and business VPN services to improve the reliability, security and speed of its customers’ Internet infrastructure. Customers may locate their servers and equipment in 21Vianet’s data centers and connect to China’s Internet backbone. 21Vianet operates in more than 30 cities throughout China, servicing a diversified and loyal base of nearly 5,000 hosting and related enterprise customers that span numerous industries ranging from Internet companies to government entities and blue-chip enterprises to small- to mid-sized enterprises.Investor Relations Contacts:21Vianet Group, Inc.
Rene Jiang
+86 10 8456 2121
IR@21Vianet.comJulia Jiang
+86 10 8456 2121
IR@21Vianet.comICR, Inc.
Xinran Rao
+1 (646) 405-4922
IR@21Vianet.com