[JOINT FILING AGREEMENT Kevin Xiaofeng Ma Able Knight Development Limited Precious Time Holdings Limited] [6 From: Haitong International Financial Solutions Limited 22/F , Li Po Chun Chambers, 189 Des Voeux Road, Central, Hong Kong To: Joingear Limited OMC Chambers, P.O. Box 3152, Road Town, Tortola, British Virgin Islands CC: Ma Xiaofeng 1/F, East Gate, Building No.2, Jianwai SOHO, No.39, Dongsanhuanzhong R oad, Chaoyang District, Beijing , PRC Re: Funding Swap Transaction Dear Sirs: Confirmation] [SECURITY AGREEMENT dated created by JOINGEAR LIMITED as the Chargor HAITONG INTERNATIONAL FINANCIAL SOLUTIONS LIMITED acting as Counterparty Ref: L-241738 CONTENTS CLAUSE PAGE 1. Definitions and Interpretation 1 2. Undertaking to pay 5 3. Security 5 4. Restrictions and further assurance 6 5. Share Collateral 7] [DEED OF GUARANTEE AND INDEMNITY From: Ma Xiaofeng ( 1/F East Gate, Building No.2, Jian Wai Soho, No.39 Dong San Huan Zhong Road, Chao Yang District, Beijing 100022, China. To: Haitong International Financial Solutions Limited 22/F, Li Po Chun Chambers 189 Des Voeux Road Central Hong Kong 9 November 2015 Dear Sirs Deed of Guarantee and Indemnity in favour of] [Dated 16 November 2015 SUPPLEMENTAL AGREEMENT to A Security Agreement dated 9 November 2015 created by JOINGEAR LIMITED as the Chargor Haitong International Financial Solutions Limited as Counterparty Ref: L-241738 This Supplemental Agreement between (1) Chargor (2) Counterparty Whereas (A) Original Agreement (B) (C) (D) (E) This DEED witnesses the following: 1 Interpretation Save as set out below, all words] [EXECUTION VERSION SHARE PURCHASE AGREEMENT SHARE PURCHASE AGREEMENT Agreement Seller Purchaser WHEREAS, Company Common Shares ADSs WHEREAS Purchased Common Shares Purchased ADSs Purchased Securities NOW, THEREFORE ARTICLE I PURCHASE AND SALE OF THE PURCHASED SHARES 1.1 Purchase and Sale of Purchased Shares. Subject to the terms and conditions of this Agreement, at the Closing (as defined below), Seller shall sell,] [EXECUTION VERSION SHARE PURCHASE AGREEMENT SHARE PURCHASE AGREEMENT Agreement Seller Purchaser WHEREAS, Company ADSs WHEREAS Purchased ADSs NOW, THEREFORE ARTICLE I PURCHASE AND SALE OF THE PURCHASED SHARES 1.1 Purchase and Sale of Purchased Shares. Subject to the terms and conditions of this Agreement, at the Closing (as defined below), Seller shall sell, convey, assign and deliver to Purchaser, and] []