Zhou Min is a Ph. D. candidate in systems engineering of South China University of Technology. Her current research interests are systems engineering and supply chain management. E-mail: zm375991@126. com Deng Feiqi is a professor and doctor tutor of South China University of Technology. His current research interests are systems engineering and control theory. Wu 8ai is a lecturer of Guangdong University of Technology. Her current research interests are applications of systems science in management, stochastic systems control theory and adaptive control theory.