This paper emphasis that to evaluate the complex risk about super-huge type project, we should not only think about the probability and valuable influence of risk, but also put in factors of the main body "s value preference and dynamic game playing. Thus method makes the evaluation has more rational behavioral base. Firstly, this paper analyses the characteristic of the risk evaluation and game-playing feature in the process of risk development. Secondly, it builds evaluation index system and the dynamic and blurry evaluation model for the ri...