Liu Yangsheng is from Taojiang, Hunan. His PhD (1999) was from the Department of Chemical Engineering at Tsinghua University, and postdoctoral fellow (2001) was from the School of Environment at Tsinghua University. He is professor and doctoral supervisor at the School of Environmental Science and Engineering at Peking University, Deputy Director of Beijing Key Laboratory of Solid Waste Resource Utilization Technology and Management; Deputy Director of Shenzhen Key Laboratory of Circular Economy. He undertook over 60 national and local government projects, applied for over 50 national invention patents, and published over 200 papers in academic journals both domestically and internationally. He is expert reviewer for the Ministry of Education Science and Technology Award, Ministry of Housing and Urban Rural Development Huaxia Award, and National Science and Technology Award.