2001- present: Senior Research Engineer, Department of Civil and Environmental Engineering, Stanford University
2009-present: Senior Researcher, Center for Sustainable Development & Global Competitiveness, Stanford University
2014-present: Director of International Collaboration, William & Cloy Codiga Resource Recovery Research Center, Stanford University
1998-2001: Manager, Asia-Pacific Business Development, Michigan Biotechnology Institute, Lansing, MI.
1992-2001: Research Engineer/Project Leader, Michigan Biotechnology Institute, Lansing, MI.
1990-1992: Associate Engineer, Michigan Biotechnology Institute, Lansing, MI
1986-1990: Visiting Scholar/Research Associate, Department of Biochemistry, Michigan State University, East Lansing, MI
1982-1986: Graduate Student, Department of Environmental Engineering, Tsinghua University, Beijing, China.
1978-1982: Assistant Engineer/Assistant Administrator of Chief Engineer, the 2nd Division of China National Construction Engineering Corp., Tangshan, China .
1976-1978: Assistant Engineer, Installation Branch, the 2nd Division of China National Construction Engineering Corp., Tangshan, China.
Sr Research Engineer, Civil and Environmental Engineering
BS, Harbin Architectural & Civil Engineering Institute, Sanitary Engineering (1976)
Master, Tsinghua University, Environmental Engineering (1984)
Ph.D, Michigan State University, Environmental Engineering (1991)