Abstract: Based on analyzing the Chinese business and casual men’s suit market situation and characteristics, the index system and evaluation method of Chinese business and casual men’s suit brand are mainly researched in this paper. Firstly, the comprehensive evaluation index system of Chinese business and casual men's suit brand is built from brand image, brand product, brand service and marketing network. Then the weight of each index according to constructing judgment matrix by expert evaluation is calculated by making use of Analytic Hierarchy Process (AHP), and sets up hierarchy structure to evaluate index system by fuzzy comprehensive evaluation. Finally the comprehensive evaluation model of Chinese business and casual men's suit brand is found, and compares BOSSsunwen with VICUTU which are typical brands of Chinese business and casual men’s suit