Investor FAQs

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Where is 21Vianet Group, Inc. headquartered?
Beijing, China.
Where is 21Vianet trading and what is the ticker symbol?
21Vianet trades on the NASDAQ Global Market under the ticker symbol "VNET" .
When did the Company become a public company?
April 21st, 2011.
When is 21Vianet 's fiscal year-end?
Our fiscal year ends on December 31st.
How can I obtain a copy of the Company's Annual Report or Investor Packet?
Annual reports and investor packets are available via this website. All SEC documents are also accessible online through the SEC Filings page.
Who is the independent auditor for 21Vianet?
Ernst & Young Hua Ming.
Who is the legal counsel for 21Vianet?
Skadden, Arps, Slate, Meagher & Flom LLP.
Who is 21Vianet's American Depository Receipt tank?
Citibank N.A.
How many 21Vianet's ordinary shares does an American Depositary Share ("ADS") represent?