Nie Nan was born in P.R.China in 1973,  earned M.S. degree in the field of computer  application in 2001 from Huazhong  University of Science and Technology,  Wuhan city, P.R.China, earned Ph.D. in the  field of computer software and theory in 2008  from Huazhong University of Science and  Technology, Wuhan city, P.R.China.  At the present time, he takes part in many research projects  in the area of software test supported by the Science and  Technology Plan of Henan Province (No.112102210322); the  Natural Science Foundation of Henan Province  (2010A520039) ；Zheng Zhou University of Light Industry  Ph.D Foundation (200903) respectively. His current research  interests include software engineering.  Nie Nan is now a vice professor at Zhengzhou University of  Light Industry. Recently he has published 14 research papers  and 2 books in the area of computer science and technique.