Qality cedit management evaluation of manufacturing enterprises based on value chain

With various kinds of production accidents occurring, how to develop effective performance appraisal system, how to combine the quality credit construction with corporate strategic objectives by the performance evaluation system and reflect the value of quality credit construction is particularly important for enterprise development. This paper builds evaluation index system based on value chain, then adopts information entropy to determine the weight of each index factor, and fuzzy comprehensive evaluation is adopted to calculate overall scores and each dimension scores of quality credit management performance. Example analysis indicates that the multilevel fuzzy synthetic evaluation approach is more suitable to evaluate quality credit management performance in enterprise, and contributing factors and restrictive factors can be found through adopting this method, which will be helpful for the further development of quality credit management.