King Stone Energy Group Limited announced the following changes of directorship, members of board committees and authorized representative of the company with effect from February 1, 2013: Mr. Zhang Wanzhong, aged 50, is an executive director and the president and compliance officer of Beijing Beida Jade Bird Universal Sci-Tech Company Limited. Mr. Zhang is primarily responsible for overall business development, compliance and public relations of Jade Bird Universal. He worked in several administrative departments of Peking University including the vice president of the Remote Sensing and Geographic Information System Department of Peking University which was responsible for the State's focal science and technological project.

Mr. Zhang is a director of Beida Jade Bird Universal Investments (USA) Limited, Beida Jade Bird Universal Fire Alarm Device Company Limited and Chuanqi Tourism Investment Co. Ltd., which are subsidiaries of Jade Bird Universal, a director of Beijing Beida Jade Bird International Education Investment Management Co. Ltd. and a vice president of Beida Jade Bird Limited.

Mr. Zhang has assumed the role of the Chairman of the Board, the chairman of the Nomination Committee and the authorized representative of the company. Zong is currently an independent director of Suzhou Electrical Apparatus Science Academy Co. Ltd. Mr. Zong was the chief representative of Cherry Lane Music Publishing Company Inc. Beijing office from 2003 to 2010.

Mr. Zong has assumed the role of Chief Executive Officer. The Board also announced that Mr. Wang Da Yong and Mr. Wang Tongtian both resigned as executive Directors with effect from February 1, 2013 to pursue their other career opportunities. Following their resignations, Mr. Wang Da Yong has ceased to be the Chairman of the Board, the Chief Executive Officer, a member of the Remuneration Committee, the chairman of the Strategy and Investment Committee and the Coal Mine Production Safety and Technical Committee and the authorized representative of the Company and Mr. Wang Tongtian has ceased to be a member of the Strategy and Investment Committee and the Coal Mine Production Safety and Technical Committee.