[x Yes o No Yes o No x Yes x No o Yes x No o Large accelerated filer x Accelerated filer o Non-accelerated filer o Smaller reporting company o (Do not check if a smaller reporting company) U.S. GAAP x International Financial Reporting Standards as issued o Other o o Item 17 o Item 18 Yes o No x] [Share Pledge Agreement This Share Pledge Agreement is entered into in Haidian District, Beijing between the following parties on [Execution Date]: Party A: [Name of Pledgor] (hereinafter referred to as the “Pledgor”) ID No.: Party B: [Name of Pledgee] (hereinafter referred to as the “Pledgee”) Address: Whereas: (1) The Pledgor is a shareholder of [Name of Variable Interest Entity] (hereinafter] [Loan Agreement This agreement is signed and entered in by and between the following parties on [Execution Date] in Haidian District, Beijing. Party A: [Name of Borrower] (hereinafter referred to as “the borrower”) ID No: Party B: [Name of Sina Company] (hereinafter referred to as “Sina Company”) Address: Whereas: (1) The borrower intends to purchase [ Ÿ ]% of shares] [Agreement on Authorization to Exercise Shareholder’s Voting Power This agreement is concluded by and between the following parties on [Execution Date] in Haidian District, Beijing: Party A: [Name of Authorizer] (hereinafter referred to as “the Authorizer”) Number of Identification Card: Party B: [Name of Sina Company] (hereinafter referred to as “Sina Company”) Address: WHEREAS: 1. The Authorizer holds [ Ÿ] [List of Subsidiaries and Variable Interest Entities Subsidiary Jurisdiction of Organization SINA.com Online Rich Sight Investment Limited Hong Kong SINA Hong Kong Limited Hong Kong Weibo Hong Kong Limited (formerly known as T.CN Hong Kong Limited) Hong Kong Weibo Corporation (formerly known as T.CN Corporation) Cayman Island Beijing New Media Information Technology Co., Ltd. People’s Republic of China] [Section 302 of the Sarbanes-Oxley Act of 2002 I, Charles Chao, certify that: 1. I have reviewed this Annual Report on Form 20-F of SINA Corporation; 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] [Section 302 of the Sarbanes-Oxley Act of 2002 I, Herman Yu, certify that: 1. I have reviewed this Annual Report on Form 20-F of SINA Corporation; 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] [(1) (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. April 22, 2013 Charles Chao Chief Executive Officer 1 EX-13.1 8 a12-30209_1ex13d1.htm EX-13.1] [(1) (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. April 22, 2013 Herman Yu Chief Financial Officer 1 EX-13.2 9 a12-30209_1ex13d2.htm EX-13.2] [Exhi it 15.1 b CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (No. 333-36246, No. 333-47720, No. 333-107359, No. 333-129460, No. 333-144890 and No. 333-169201) and Form F-3 (No. 333-163990) of SINA Corporation of our report dated April 22, 2013 relating to the consolidated financial statements] [CONSENT OF TransAsia Lawyers, PRC COUNSEL April 22, 2013 SINA CORPORATION We hereby consent to references to our name by SINA CORPORATION under the heading “Government Regulation and Legal Uncertainties” and “Organizational Structure” on Form 20-F for the year ended December 31, 2012. Yours faithfully, For and on behalf of TransAsia Lawyers TransAsia Lawyers 1 EX-15.2 11 a12-30209_1ex15d2.htm EX-15.2] [China Real Estate Information Corporation INDEX TO CONSOLIDATED FINANCIAL STATEMENTS For the Years Ended December 31, 2010 and 2011 Independent Auditors’ Report F-2 Consolidated Balance Sheets as of December 31, 2010 and 2011 F-3 Consolidated Statements of Operations for the Years Ended December 31, 2010 and 2011 F-4 Consolidated Statements of Changes in Equity and Comprehensive Income (Loss) for the] [CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (No. 333-36246, No. 333-47720, No. 333-107359, No. 333-129460, No. 333-144890 and No. 333-169201) and Form F-3 (No. 333-163990) of SINA Corporation of our report dated April 24, 2012, relating to the consolidated financial statements of China Real Estate]