Press Releases

Date	Description
May 26, 2011	21Vianet Group, Inc. to Participate in J.P. Morgan China Conference
May 18, 2011	21Vianet Group, Inc. to Announce First Quarter 2011 Financial Results
Apr 28, 2011	21Vianet Group, Inc. Announces Closing of Initial Public Offering and Exercise of Over-Allotment Option
Apr 21, 2011	21Vianet Group, Inc. Announces Pricing of Initial Public Offering on NASDAQ