Profesor Yongmei Ma, borned on April 1964. The Principal Investigator. His main research direction is polymer/inorganic nanocomposites and environmentally friendly polymer materials. He obtained his Ph. D degree in 1997 from Huazhong University of Science and Technology. In 1997, he continued his research work as a postdoctoral fellow in state key laboratory of engineering plastics, in institute of chemistry, Chinese academy of sciences. He has more than eighty papers (50 SCI papers, cited more than 1400 times by others) published in the “Polymer”, “Journal of Nanoscience and Nanotechnology”, “Journal of Materials Chemistry” and other important academic journals. He has applied sixty invention patents and more than 40 items has been authorized. He won a second prize of the science and technology invention prize of China petroleum and chemical industry association, second prize of the Beijing municipal science and technology, second prize of China society for the study of material science and technology, and two third prize of provincial science and technology invention. He is editor of the domestic core journals "plastic" and "modern plastics processing and application". He is also the committee member of China plastics processing industry association expert committee. He is the director of Chinese engineering plastics industry association and deputy director of Polyamide professional committee. Hosted in many 863-national high technology research and development program, the national key basic research program and the national science and technology research projects. He has broad connections with the enterprise, and has several research work industrialized. At present, his main interests lie in research and application of polymer/inorganic nanofiller composites and non-pollution recycling of polymer and related components.