Xumei Zhang, Economics and Business Administration School, Chongqing University, China. She is a professor of Economics and Business Administration School. She got her Ph.D. degree from Chongqing University in 1998. Her main research fields are supply chain and virtual enterprise. She has published 50 papers in Journal or international conference. Email:Xumeizhang@ 163.com Dan Bin, Economics and Business Administration School, Chongqing University, China. He is a professor of Economics and Business Administration School. He got his Ph.D. degree from Chongqing University in 1997.His main research fields are supply chain and mass customization. He has published 60 papers in Journal or international conference.