Dr. Yang Guang ,assistant professor of Business School, Howard University.  Dr.Yang’s research mainly focuses on Buyers and Sellers Negotiation Strategy, Sales Strategy, E-commerce in China,  Consumer Behavior, and Service Innovation.  Methods of Interview, historical data and the qualitative research are used by him to study on  the intersection of Social Psychology and Marketing.  Some of his research results were published in the international A-class academic journals, such as Journal of International Business Studies; Journal of Product Innovation Management, and Journal of Public Policy and Marketing. Dr.Yang was once teaching in The State University of New York at Oneonta, Bryant University, Dalian University of Technology and  George Washington University. Professor Yang holds a bachelor's degree in management engineering from Harbin institute of technology, the master's degree in economics from Dongbei University of Finance and Economics and doctorate in management and marketing  from University of California, Irvine.