Song-Yi Zhang has served as a director since April 2004. Mr. Zhang currently serves as the Chairman of Mandra Capital. From November 1997 to November 2000, Mr. Zhang was a Managing Director of Morgan Stanley and served separately as a Managing Director in its Asia Mergers, Acquisitions, Restructuring and Divestiture Group and Co-head of its Asia Utilities/ Infrastructure Group. Mr. Zhang is currently an independent non-executive director of each of China Longyuan Power Group Corporation Limited and China Renewable Energy Investment Limited . Mr. Zhang holds a J.D. degree from Yale Law School.