He received the B.S. degree and Ph.D. degree from Xian 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.