WUBA [58.com] EFFECT: .FormData {color: blue; background-color: white; font-size: small; font-family:

[.FormData {color: blue; background-color: white; font-size: small; font-family: Times, serif} .SmallFormData {color: blue; background-color: white; font-size: x-small; font-family: Times, serif} .FootnoteData {color: green; background-color: white; font-size: x-small; font-family: Times, serif} .FormText {font-size: x-small; font-family: arial, helvetica, sans-serif} .SmallFormText {font-size: xx-small; font-family: arial, helvetica, sans-serif} .FormTitle {font-size: medium; font-family: arial, helvetica, sans-serif; font-weight: bold} .FormName {font-size: large; font-family: arial, helvetica, sans-serif;]

VNET [21Vianet] SC 13D/A: JOINT FILING STATEMENT Dated: October 29, 2013 GRANITE

[JOINT FILING STATEMENT Dated: October 29, 2013 GRANITE GLOBAL VENTURES III L.P. GGV III ENTREPRENEURS FUND L.P. ITS: GENERAL PARTNER Hany M. Nada Managing Director GRANITE GLOBAL VENTURES III L.L.C. Hany M. Nada Managing Director Hany M. Nada as Attorney-in-fact for Scott B. Bonham Hany M. Nada Hany M. Nada as Attorney-in-fact for Thomas K. Ng Hany M. Nada as] [CUSIP No. 90138A 10 3 13D Page 2 1. Name of Reporting Persons Granite Global Ventures III L.P. 2. Check the Appropriate Box if a Member of a Group (see instructions) ¨ (b) x (1) (a) 3. SEC USE ONLY 4. Source of Funds (see instructions) WC 5.]

WUBA [58.com] EFFECT: (Original Filing)

[.FormData {color: blue; background-color: white; font-size: small; font-family: Times, serif} .SmallFormData {color: blue; background-color: white; font-size: x-small; font-family: Times, serif} .FootnoteData {color: green; background-color: white; font-size: x-small; font-family: Times, serif} .FormText {font-size: x-small; font-family: arial, helvetica, sans-serif} .SmallFormText {font-size: xx-small; font-family: arial, helvetica, sans-serif} .FormTitle {font-size: medium; font-family: arial, helvetica, sans-serif; font-weight: bold} .FormName {font-size: large; font-family: arial, helvetica, sans-serif;]

WUBA [58.com] EFFECT: .FormData {color: blue; background-color: white; font-size: small; font-family:

[.FormData {color: blue; background-color: white; font-size: small; font-family: Times, serif} .SmallFormData {color: blue; background-color: white; font-size: x-small; font-family: Times, serif} .FootnoteData {color: green; background-color: white; font-size: x-small; font-family: Times, serif} .FormText {font-size: x-small; font-family: arial, helvetica, sans-serif} .SmallFormText {font-size: xx-small; font-family: arial, helvetica, sans-serif} .FormTitle {font-size: medium; font-family: arial, helvetica, sans-serif; font-weight: bold} .FormName {font-size: large; font-family: arial, helvetica, sans-serif;]

WUBA [58.com] CORRESP: (Original Filing)

[MORGAN STANLEY & CO. INTERNATIONAL PLC CREDIT SUISSE SECURITIES (USA) LLC CITIGROUP GLOBAL MARKETS INC. As Representatives of the Several Underwriters October 30, 2013 Via EDGAR & FACSIMILE 100 F Street, N.E. Attn: Larry Spirgel, Assistant Director Celeste M. Murphy, Legal Branch Chief Ajay Koduri, Staff Attorney Terry French, Accountant Branch Chief Michael Henderson, Staff Accountant Re: 58.com Inc. Registration]

QUNR [Qunar Cayman Islands] FWP: (Original Filing)

[Issuer Free Writing Prospectus Registration No. 333-191459 October 30, 2013 Qunar Cayman Islands Limited Qunar Cayman Islands Limited, or our company, has filed a registration statement on Form F- 1, including a prospectus, with Commission, or the SEC, for the offering to which this free writing prospec tus relates. Before you invest, you should read the prospectus in that registration]

WUBA [58.com] CORRESP: MORGAN STANLEY & CO. INTERNATIONAL PLC CREDIT SUISSE

[MORGAN STANLEY & CO. INTERNATIONAL PLC CREDIT SUISSE SECURITIES (USA) LLC CITIGROUP GLOBAL MARKETS INC. As Representatives of the Several Underwriters October 30, 2013 Via EDGAR & FACSIMILE 100 F Street, N.E. Attn: Larry Spirgel, Assistant Director Celeste M. Murphy, Legal Branch Chief Ajay Koduri, Staff Attorney Terry French, Accountant Branch Chief Michael Henderson, Staff Accountant Re: 58.com Inc. Registration]

QUNR [Qunar Cayman Islands] FWP: Issuer Free Writing Prospectus Registration No. 333-191459 October

[Issuer Free Writing Prospectus Registration No. 333-191459 October 30, 2013 Qunar Cayman Islands Limited Qunar Cayman Islands Limited, or our company, has filed a registration statement on Form F- 1, including a prospectus, with Commission, or the SEC, for the offering to which this free writing prospec tus relates. Before you invest, you should read the prospectus in that registration]

WUBA [58.com] FWP: (Original Filing)

[QuickLinks -- Click here to rapidly navigate through this document Issuer Free Writing Prospectus 58.com Inc. http://www.sec.gov/Archives/edgar/data/1525494/000104746913010032/a2217188zf-1a.htm The following information supplements and updates the information contained in the Company's preliminary prospectus dated October 28, 2013. All references to page numbers are to page numbers in Amendment No. 5. Increase in the estimated initial public offering price range The estimated initial]

WUBA [58.com] FWP: QuickLinks — Click here to rapidly navigate through

[QuickLinks -- Click here to rapidly navigate through this document Issuer Free Writing Prospectus 58.com Inc. http://www.sec.gov/Archives/edgar/data/1525494/000104746913010032/a2217188zf-1a.htm The following information supplements and updates the information contained in the Company's preliminary prospectus dated October 28, 2013. All references to page numbers are to page numbers in Amendment No. 5. Increase in the estimated initial public offering price range The estimated initial]

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