Evaluation and Selection of Supplier Based on Improved Grey Relation Analysis

In the supply chain management, main manufactures attach increasing importance to their partnerships´ effect. In order to select partnerships properly, certain attributes of the partnerships should be carefully analysis. Supplier selection is a multi criteria problem which multi attributions of the suppliers should be considered in SCM (supply chain management). A grey relation analysis was proposed, so as to make up for the inconsistent judgments. In order to avoid objective influencing factors, the weight was determined by using distance analysis method. A practical case study illustrates its efficiency and effectiveness.