QUNR [Qunar Cayman Islands] 424B2: Use these links to rapidly review the document

[Use these links to rapidly review the document The information in this preliminary prospectus supplement is not complete and may be changed. This preliminary prospectus supplement and the accompanying prospectus are not an offer to sell these securities and are not soliciting an offer to buy these securities in any jurisdiction where the offer or sale is not permitted. SUBJECT]

QUNR [Qunar Cayman Islands] F-3ASR: (Original Filing)

[FORM F-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Qunar Cayman Islands Limited Not Applicable Cayman Islands Not Applicable 17th Floor, Viva Plaza, Building 18, Yard 29, Law Debenture Corporate Services Inc. Copy to: nd Alan Seem, Esq. Approximate date of commencement of proposed sale to the public: From time to time after the effective date of this registration] [Our ref RDS/622314-000001/8117303v1 Direct tel +852 2971 3046 Email richard.spooner@maplesandcalder.com Qunar Cayman Islands Limited 17th Floor, Viva Plaza, Building 18, Yard 29 Suzhou Street, Haidian District Beijing 100080 People’s Republic of China 1 June 2015 Dear Sirs Qunar Cayman Islands Limited We have acted as Cayman Islands legal advisers to Qunar Cayman Islands Limited Company Registration Statement Offering ADSs Shares] [1460 EL CAMINO REAL | MENLO PARK | CA | 94025-4110 WWW.SHEARMAN.COM | T +1.650.838.3600 | F +1.650.838.3699 Qunar Cayman Islands Limited 17th Floor, Viva Plaza, Building 18, Yard 29 Suzhou Street, Haidian District Beijing 100080 The People’s Republic of China Ladies and Gentlemen: For purposes of the opinion set forth below, we have, with the consent of the Company,] [Consent of Independent Registered Public Accounting Firm Beijing, the People’s Republic of China June 1, 2015 EX-23.1 4 a2224468zex-23_1.htm EX-23.1] [June 1, 2015 Qunar Cayman Islands Limited 17th Floor, Viva Plaza, Building 18, Yard 29, Suzhou Street, Haidian District Beijing 100080 The People’s Republic of China Dear Sirs/Madams: Re: Qunar Cayman Islands Limited Opinion With respect to the Offering, you have requested us to furnish an opinion (the “ I. Documents Examined, Definition and Information Provided Documents In connection with]

QUNR [Qunar Cayman Islands] F-3ASR: FORM F-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT

[FORM F-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Qunar Cayman Islands Limited Not Applicable Cayman Islands Not Applicable 17th Floor, Viva Plaza, Building 18, Yard 29, Law Debenture Corporate Services Inc. Copy to: nd Alan Seem, Esq. Approximate date of commencement of proposed sale to the public: From time to time after the effective date of this registration] [Our ref RDS/622314-000001/8117303v1 Direct tel +852 2971 3046 Email richard.spooner@maplesandcalder.com Qunar Cayman Islands Limited 17th Floor, Viva Plaza, Building 18, Yard 29 Suzhou Street, Haidian District Beijing 100080 People’s Republic of China 1 June 2015 Dear Sirs Qunar Cayman Islands Limited We have acted as Cayman Islands legal advisers to Qunar Cayman Islands Limited Company Registration Statement Offering ADSs Shares] [1460 EL CAMINO REAL | MENLO PARK | CA | 94025-4110 WWW.SHEARMAN.COM | T +1.650.838.3600 | F +1.650.838.3699 Qunar Cayman Islands Limited 17th Floor, Viva Plaza, Building 18, Yard 29 Suzhou Street, Haidian District Beijing 100080 The People’s Republic of China Ladies and Gentlemen: For purposes of the opinion set forth below, we have, with the consent of the Company,] [Consent of Independent Registered Public Accounting Firm Beijing, the People’s Republic of China June 1, 2015 EX-23.1 4 a2224468zex-23_1.htm EX-23.1] [June 1, 2015 Qunar Cayman Islands Limited 17th Floor, Viva Plaza, Building 18, Yard 29, Suzhou Street, Haidian District Beijing 100080 The People’s Republic of China Dear Sirs/Madams: Re: Qunar Cayman Islands Limited Opinion With respect to the Offering, you have requested us to furnish an opinion (the “ I. Documents Examined, Definition and Information Provided Documents In connection with]

QUNR [Qunar Cayman Islands] 6-K: Qunar Announces Promotion of Senior Management Team and

[Qunar Announces Promotion of Senior Management Team and Files Annual Report BEIJING, April 29, 2015 (GLOBE NEWSWIRE) — Qunar Cayman Islands Limited (NASDAQ: QUNR) (“Qunar” or the “Company”), China’s leading mobile and online travel platform, today announced that its board of directors has appointed Ms. Yilu Zhao, previously Chief Strategy Officer of the Company, to Chief Financial Officer of the] [QUNAR CAYMAN ISLANDS LIMITED Sam Hanhui Sun]

QUNR [Qunar Cayman Islands] 20-F: (Original Filing)

[* Not for trading, but only in connection with the listing on The NASDAQ Global Market of American depositary shares. Currently, one ADS represents three Class B ordinary shares. None (Title of Class) None (Title of Class) Indicate the number of outstanding shares of each of the issuer’s classes of capital or common stock as of the close of the] [Place of Incorporation Subsidiaries Queen’s Road Investment Management Limited Hong Kong Beijing Qunar Software Technology Company Limited People’s Republic of China Shanghai Qianlima Network Technology Co., Ltd. People’s Republic of China Variable Interest Entity Qunar.com Beijing Information Technology Company Limited People’s Republic of China Subsidiaries of Variable Interest Entity Beijing Jiaxin Haoyuan Information Technology Company Ltd. People’s Republic of China] [I, Chenchao (CC) Zhuang, certify that: 1. I have reviewed this annual report on Form 20-F of Qunar Cayman Islands Limited (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which] [Certification by the Principal Financial Officer I, Sam Hanhui Sun, certify that: 1. I have reviewed this annual report on Form 20-F of Qunar Cayman Islands Limited (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in] [(2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. April 29 , 2015 EX-13.1 5 a15-6508_1ex13d1.htm EX-13.1] [Certification by the Principal Financial Officer (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. April 29, 2015 EX-13.2 6 a15-6508_1ex13d2.htm EX-13.2] [15.1 Consent of Independent Registered Public Accounting Firm We consent to the incorporation by reference in the Registration Statement (Form S-8 No. 333-193539) pertaining to the Qunar Cayman Islands Limited Amended and Restated 2007 Share Plan of our reports dated April 29, 2015, with respect to the consolidated financial statements of Qunar Cayman Islands Limited and the effectiveness of internal]

QUNR [Qunar Cayman Islands] 20-F: * Not for trading, but only in connection

[* Not for trading, but only in connection with the listing on The NASDAQ Global Market of American depositary shares. Currently, one ADS represents three Class B ordinary shares. None (Title of Class) None (Title of Class) Indicate the number of outstanding shares of each of the issuer’s classes of capital or common stock as of the close of the] [Place of Incorporation Subsidiaries Queen’s Road Investment Management Limited Hong Kong Beijing Qunar Software Technology Company Limited People’s Republic of China Shanghai Qianlima Network Technology Co., Ltd. People’s Republic of China Variable Interest Entity Qunar.com Beijing Information Technology Company Limited People’s Republic of China Subsidiaries of Variable Interest Entity Beijing Jiaxin Haoyuan Information Technology Company Ltd. People’s Republic of China] [I, Chenchao (CC) Zhuang, certify that: 1. I have reviewed this annual report on Form 20-F of Qunar Cayman Islands Limited (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which] [Certification by the Principal Financial Officer I, Sam Hanhui Sun, certify that: 1. I have reviewed this annual report on Form 20-F of Qunar Cayman Islands Limited (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in] [(2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. April 29 , 2015 EX-13.1 5 a15-6508_1ex13d1.htm EX-13.1] [Certification by the Principal Financial Officer (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. April 29, 2015 EX-13.2 6 a15-6508_1ex13d2.htm EX-13.2] [15.1 Consent of Independent Registered Public Accounting Firm We consent to the incorporation by reference in the Registration Statement (Form S-8 No. 333-193539) pertaining to the Qunar Cayman Islands Limited Amended and Restated 2007 Share Plan of our reports dated April 29, 2015, with respect to the consolidated financial statements of Qunar Cayman Islands Limited and the effectiveness of internal]

QUNR [Qunar Cayman Islands] 6-K: (Original Filing)

[Qunar Announces Promotion of Senior Management Team and Files Annual Report BEIJING, April 29, 2015 (GLOBE NEWSWIRE) — Qunar Cayman Islands Limited (NASDAQ: QUNR) (“Qunar” or the “Company”), China’s leading mobile and online travel platform, today announced that its board of directors has appointed Ms. Yilu Zhao, previously Chief Strategy Officer of the Company, to Chief Financial Officer of the] [QUNAR CAYMAN ISLANDS LIMITED Sam Hanhui Sun]

QUNR [Qunar Cayman Islands] SC 13D/A: (Original Filing)

[Hillhouse Capital Management, Ltd. 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP ¨ (a) ¨ (b) 3 SEC USE ONLY 4 SOURCE OF FUNDS AF (See Item 3) 5 ¨ 6 CITIZENSHIP OR PLACE OF ORGANIZATION Cayman Islands NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH: 7 SOLE VOTING POWER 17,160,451 Class B Ordinary Shares(1)]

QUNR [Qunar Cayman Islands] SC 13D/A: Hillhouse Capital Management, Ltd. 2 CHECK THE APPROPRIATE

[Hillhouse Capital Management, Ltd. 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP ¨ (a) ¨ (b) 3 SEC USE ONLY 4 SOURCE OF FUNDS AF (See Item 3) 5 ¨ 6 CITIZENSHIP OR PLACE OF ORGANIZATION Cayman Islands NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH: 7 SOLE VOTING POWER 17,160,451 Class B Ordinary Shares(1)]

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