【Education&Working Experience】 Time University Specialty Tianjin University 2009-2012 Systems Engineering Hebei University 2006-2009 Jul.2012-Now Pure Mathematics College of Management and Economics, Tianjin University Degree/Positio n Ph.D Master Lecturer 【Academic Part-time Job】 [1] Director of Uncertainty Society of China, Operations Research Society of China [2] Reviewer of many journals, such as《Journal of Systems Engineering》, 《IEEE Transactions on Systems, Man, and Cybernetics, Part A: Systems and Humans》 、 《Journal of Computational and Applied Mathematics》、《Applied Mathematical Modelling》, etc. 【Academic Research Projects】 [1] Contract Theory with Subadditive Measure and Applications, belonging to the National Natural Science Foundation of China projects, 2013-2016. [2] Search theory and applications in fuzzy environments, belonging to National Natural Science Foundation of China projects,2011-2013 [3] Principal-agent theory and application in uncertain environments, 2010-2012 [4] Uncertain principal-agent problems and applications, belonging to Independent Innovation Foundation of Tianjin University, 2010-2011 【Representative Academic papers】 [1] Yanfei Lan, Yankui Liu, Gaoji Sun, Modeling fuzzy multi-period production planning and sourcing problem with credibility service levels, Journal of Computational and Applied Mathematics, 2009, 231(1) 208-221 [2] Yanfei Lan, Yankui Liu, Gaoji Sun, An approximation-based approach for fuzzy multi-period production planning problem with credibility objective, Applied Mathematical Modelling, 2010, 34(11) 3203-3215 [3] Yanfei Lan, Ruiqing Zhao, Wansheng Tang, Minimum risk criterion for uncertain production planning problems, Computers & Industrial Engineering, 2011, 61(3), 591-599 [4] Gaoji Sun, Yankui Liu, Yanfei Lan, Optimizing material procurement planning problem by two-stage fuzzy programming, Computers & Industrial Engineering, 2010, 58(1), 97-107 [5] Yanfei Lan, Ruiqing Zhao, Wansheng Tang, A bilevel fuzzy principal-agent model for optimal nonlinear taxation problems, Fuzzy Optimization and Decision Making 2011, 10(3), 211-232 [6] Gaoji Sun, Yankui Liu, Yanfei Lan, Fuzzy two-stage material procurement planning problem, Journal of Intelligent Manufacturing, 2011, 22(2) 319-331 [7] Rui Mu, Yanfei Lan, Wsnsheng Tang, An uncertain contract model for rural migrant worker’s employment Problems, Fuzzy Optimization and Decision Making, 2012. (Accepted) [8] Yanfei Lan, Huibin Du, A Warranty Contract Model with Uncertain Demands, Information-An International Interdisplinary Journal, 2012. (Accepted) 【Representative Academic papers】 [1] Academic Scholarship for Doctoral Candidates of the Ministry of Education [2] Excellent Doctoral Dissertation Funds of Tianjin University