[21Vianet Group Inc. Announces US$200 Million Share Repurchase Program BEIJING, June 30, 2016 (GLOBE NEWSWIRE) — 21Vianet Group, Inc. (Nasdaq: VNET) (“21Vianet” or the “Company”), the largest carrier-neutral Internet data center services provider in China, today announced that its board of directors (the “Board”) has authorized a US$200 million share repurchase program. The Board will review the share repurchase program] [21Vianet Group, Inc. By : Name : Terry Wang Title : Chief Financial Officer 6-K 1 d223621d6k.htm FORM 6-K]

[21Vianet Group, Inc. to Commence Bond Repurchase Offer BEIJING, June 30, 2016 – As a result of the Transaction, the Company believes that a Change of Control (as defined in the Fiscal Agency Agreement) has occurred. Under the Fiscal Agency Agreement, a Change of Control occurs when, among other things, any person or group of related persons, other than one]

[21Vianet Group, Inc. Announces New Addition To Its Board Of Directors BEIJING, June 16, 2016 (GLOBE NEWSWIRE) — 21Vianet Group, Inc. (Nasdaq:VNET) (“21Vianet” or the “Company”), the largest carrier-neutral Internet data center services provider in China, today announced that its Board of Directors (the “Board”) has appointed Wei Yuan as a director, effective immediately. Mrs. Yuan is the president of] [21Vianet Group Inc. and Unisplendour Establish Joint Venture Expand Cloud Computing Cooperation with Microsoft BEIJING, June 17, 2016 (GLOBE NEWSWIRE) — 21Vianet Group, Inc. (Nasdaq:VNET) (“21Vianet” or the “Company”), the largest carrier-neutral Internet data center services provider in China, today announced that Unisplendour-Vianet Technology Inc. (“Unisplendour-Vianet”), a joint venture between 21Vianet Group and Unisplendour Corporation Limited (SZSE:000938) (“UNIS”), has completed] [21Vianet Group, Inc. By : Name : Terry Wang Title : Chief Financial Officer 6-K 1 d207855d6k.htm FORM 6-K]