1In July 1995, he obtained a bachelor's degree in computer science from National University of Defense Technology; From June, 5438 to February, 2000, he received a doctorate in computer science and technology from National University of Defense Technology. In 2002, he was appointed as an associate professor. From 2000 to 2004, he worked in Computer College of National University of Defense Technology, and transferred to Software College of Shanghai Jiaotong University in 2005. At present, he is the director of adaptive distributed computing laboratory, an expert in technology foresight in key areas of scientific and technological development in Shanghai, a member of the Pervasive Computing Committee of China Computer Federation, and the director of the Electronic Commerce Committee of Shanghai Computer Society.