Professor ， Department of Environment, Resource, and Development Economics, Doctoral Supervisor, Vice President of YunNan University, Corresponding Editor of the Journal of Asian Economics , Member of Academic Committee of Digital China Institute, Peking University, former Associate Dean of the School of Economics, former Chair of the Department of Environment, Resource, and Development Economics, former Director of Peking University Luen Thai Center for Supply Chain System R&D (PKULTC).