Supplier Evaluation And Optimization Of L Company Based On Preference Sequence DEA Method

In a competitive business environment, improve the supply chain management is the important tool of enterprise more competitive. The ideal supplier can bring great benefits for the organization of supply chain, supplier quality will directly affect the growth and developme nt of supply chain organization. A good competitive supply chain is made up of many good suppliers to cooperate with each other. And supply chain relationship is the basis of operation of the supplier evaluation and development. So enterprises should be how to objective and effective evaluation of suppliers is facing an important issue.Due to the daily business with supplier process contains a large amount of data and information, at the same time, the information both the quantitative data, qualitative description. Therefore to seek a more scientific, objective and quantitative comprehensive evaluation method, it is very important to solve the problem of performance evaluation of suppliers.The evaluation results to optimize supplier development, and puts forward improvement measures, so as to optimize their own supply chain, is the enterprise to evaluate suppliers of purpose and meaning, and existing supplier management activities of the missing link.Now L company in supplier evaluation choice when there is a single use of quantitative or qualitative evaluation methods, the use of quantitative analysis and qualitative analysis, although simple, easy to calculate, but this will lead to the evaluation results or overly quantitative, from the enterprise actual situation, will not help suppliers improve, or too subjective, lack of quantitative analysis, not persuasive.By the attention to the above questions and research, this paper using a partial order type DEA with preference sequence of the quantitative analysis method and the index analysis results of the optimization process, can solve the L company’s existing supplier performance evaluation method of weight is not reasonable, subjectivity is strong, the evaluation results of the supplier management activities of the status of the lack of guiding significance.