February 23, 2016, Prof. Chen Jing, Dalhousie University Lowe Business School, Canada, was invited to visit the School of Economics and Management, Beijing University of Technology, and made a presentation entitled "Compete in Price or Service? -A Study of Personalized Pricing and Money Back Guarantees "at the Energy and Environmental Policy Research Center. The academic report presented her academic achievements and academic experience to guide students to a better writing of high-level papers.