[EXECUTION VERSION LIMITED GUARANTEE Limited Guarantee Mr. Song Mobi Joy Xplane Guarantor Guarantors Guaranteed Party This Limited Guarantee, dated as of August 22, 2016 (this “ 1. LIMITED GUARANTEE (a) Merger Agreement Parent Merger Sub Merger Schedule A Guaranteed Percentage provided that Cap Guaranteed Amount (b) (c) (d) 2. NATURE OF GUARANTEE 2 3. (a) 3 (b) (c) 4. (a)] [EXECUTION VERSION SUPPORT AGREEMENT Agreement Parent Mr. Song Mobi Joy Xplane Shareholder Shareholders Company This SUPPORT AGREEMENT (this “ Merger Sub Merger Agreement Merger WHEREAS, Parent, Power Rich Limited, a Cayman Islands exempted company and a wholly-owned subsidiary of Parent (“ Shares ADSs Owned Shares Schedule A Owned Shares Securities WHEREAS, as of the date hereof, each Shareholder is the] [EXECUTION VERSION CHINA MERCHANTS BANK CO., LTD., NEW YORK BRANCH 535 Madison Ave., 18th Floor New York, NY 10022 CONFIDENTIAL August 22, 2016 Amber Shining Investment Limited Power Rich Limited c/o Michael Tao Song 10/F, Building B, United Mansion, No.2 Zijinghua Road Hangzhou Zhejiang 310013 People's Republic of China Commitment Letter Ladies and Gentlemen: CMB NY we us Commitment Party] []