Male,/kloc-0 was born in September, 1963./kloc-0 obtained a master's degree in mathematics from Xiamen university in July, 1990, and worked in the mathematics teaching and research section of Wuhan Institute of Chemical Technology./kloc-0 was promoted to associate professor in February, 1998. 1In June, 1999, he received his Ph.D. from the Department of Mathematics of Wuhan University and went to the Department of Mathematics of the University of Science and Technology of China for postdoctoral research. In April of 200 1 year, he left the station to work in the Department of Mathematics of Tianjin University. In June 2002, he was promoted to be a professor, and in 2004, he was hired as a doctoral supervisor of the School of Science of Tianjin University.