中文摘要：

Shi Wenhua, is an associate professor of service marketing in the School of Economics and management of Bering University of Posts and Telecommieations, China. He has published more than ten theses as first author in many joumals and conferences and eight of them can be retrieved by CSSCI or El journals. Du Yu, is a graduate student in School of Economics and Management at Beijing University of Posts and Telecommunications, China. Zhang Xiaohang, associate professor in School of Economics and Management at Beijing University of Posts and Telecommunications, China. His research interests include data mining, business intelligence and complex network. He has published some papers in academic joumals and intemational academic conferences.