[Final Version AMENDED AND RESTATED CONSORTIUM AGREEMENT among CHUANWEI ZHANG LING WU FIRST WINDY INVESTMENT CORP. RICH WIND ENERGY THREE CORP. and ANHUI ZHONGAN XINZHAO PRIVATE EQUITY INVESTMENT LLP GUANGZHOU HUIFU KAILE INVESTMENT (L.P.) SHANGHAI DAJUN GUANCHENG CAPITAL FUND Dated as of June 22, 2016 TABLE OF CONTENTS Page ARTICLE I PROPOSAL; DEBT FINANCING; SURVIVING COMPANY OWNERSHIP SECTION 1.01. Participation] [Final Version AMENDED AND RESTATED ROLLOVER AGREEMENT Agreement Parent Rollover Shareholder Company This AMENDED AND RESTATED ROLLOVER AGREEMENT (this “ RECITALS Existing Rollover Agreement WHEREAS, Parent and the Rollover Shareholders entered into a Rollover Agreement dated as of February 2, 2016 (the “ Merger Sub Merger Agreement Merger WHEREAS, concurrently with the entry into the Existing Rollover Agreement, Parent, Regal] [CUSIP No. 16951C108 1. Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only). Mr. Chuanwei Zhang 2. Check the Appropriate Box if a Member of a Group (See Instructions) x ¨ (a) 3. SEC Use Only 4. Source of Funds (See Instructions): N/A 5. ¨ 6.]