Dr. Chuanwen Luo received his B.S. degree in Mathematics from Chongqing Normal University, Chongqing, China, in 1983, M.S in Mathematical Ecology and Ph.D. in Ecology from Northeast Forestry University, Harbin, Heilongjiang, China, in 1985 and 1988 respectively. Since 1989, Dr. Luo has been in the School of Forestry, Northeast Forestry University as Lecture, Associate Professor and Professor. Dr Luo focuses on the research of mathematical biology and nonlinear science, and has published 28 peer-reviewed research papers and 4 monographs in the area of mathematics and forestry. Dr Chuncheng Wang received his B.E. degree in Mathematics from Dalian University of Technology, Dalian, Liaoning, China, in 2004, and the Ph.D. degree in Mathematics from Harbin Institute of Technology, Harbin, Heilongjiang, in 2010. Since April 2010, Dr. Wang has been in the Department of Mathematics, Harbin institute of Technology as Lecture, AssociateProfessor and Professor. Dr. Wang focuses on the research of differential equations,
