Chengzu Ren is currently a full professor and PhD supervisor in Tianjin University, China. He received Ph.D. degree from Tianjin University in 1996, M.S. degree from Nanjing University of Aeronautics and Astronautics in 1987, and B.S. degree from Northwestern Polytechnical University in 1984. He is a standing member of the Abrasive Technology Specialized Committee in Chinese Mechanical Engineering Society, and a standing member of the Tianjin Mechanical Engineering Society.

He has been in charge of more than 10 research projects, including four general projects of the National Natural Science Foundation of China, a sub-project of the Key Project of National 863 Plan, two key projects of the Natural Science Foundation of Tianjin. He has published more than 100 papers in the journal of Int J Mach Tool Manu, Appl Surf Sci, Ceram Int, etc. and in conference proceedings. Up to 2017, He has supervised more than 50 Master students, and more than 20 PhD students.