OBJECTIVE： To establish the essential medicine bidding evaluation model and improve the scientificity and effectiveness of essential medicine bidding and procurement. METHODS： Combined with the main objective of essential medicine centralized bidding and procurement， a criteria bidding evaluation index system for essential medicine was established， and a bidding evaluation model for essential medicine was built based on fuzzy group decision making and the feasibility was verified by examples. RESULTS： The essential medicine evaluation model based on fuzzy evaluation and group decision making was established， and empirical analysis for Atorvastatin Calcium tablet was used to show the feasibility of evaluation model. CONCLUSIONS： The essential medicine evaluation model based on fuzzy group decision making can scientifically and effectively accomplish a comprehensive evaluation of pharmaceutical enterprises， which builds the foundation for promoting the transparency of essential medicine bidding and procurement work and reducing the economic burden for the patients.