Research on the supplier selection in vendor-managed inventory

A supplier evaluation index system which takes the manufacturer as the core enterprise is established. GAHP is used to organize the evaluation information of a group of experts, by which manufacturer can decide the relative importance of each attribute. A ranking process is conducted on several suppliers based on TOPSIS method with interval numbers. Finally, a numerical example is used to prove the effectiveness and feasibility of the index system and evaluation method, which providing valuable information for the selection of strategic suppliers in the supply chain.