VNET [21Vianet] CORRESP: (Original Filing)
[21Vianet Group, Inc. M5, 1 Jiuxianqiao East Road Chaoyang District Beijing, 100016 The Peoples Republic of China December 9, 2014 VIA EDGAR Craig Wilson, Senior Assistant Chief Accountant Melissa Walsh, Staff Accountant Jeffrey Kauten, Staff Attorney Matthew Crispino, Staff Attorney Division of Corporation Finance 100 F Street, N.E. Re: 21Vianet Group, Inc. (the Company) Form 20-F for the Fiscal Year]