He received the B.S. degree and Ph.D. degree from Xian Jiao Tong University, Shaanxi, China, in 2000 and 2006, respectively. He worked in Shanghai Jiao Tong University after graduation and also worked in University of Bath as a research officer from 2009 to 2010. He joined the Department of Electrical Engineering at Tsinghua University in 2010 where he is now co-directing the smart grid operation and optimization laboratory. His major research interests include vehicle to grid techniques, applications of energy storage in power systems, optimal planning & operation of power systems, and power markets.