Research On The Optimal Purchasing Management In Small And Medium-sized Manufacturing Enterprises Using The Modern Logistics

With the constant deepening of economic globalization and networking process,the competition among enterprises is becoming more and more intense,and with the persistent fatigue of the sales terminal,there emerges a new pattern of competition among enterprises,which is the competition of management science.The purchasing management is an important part of the enterprise management,and it is also one of the core of the supply chain management.The level of purchasing management will affect the production costs,and the original purchasing management model is facing a great challenge in the era of big data,so under the new environment,enterprises needs to match a new purchasing management model to fully meet their own needs.With the characteristics of high efficiency,informationization and automatization,the modern logistics researches the purchasing management based on the above perspective,and it is an important means of reducing costs and improving the competition capability.How to control all aspects of the purchasing effectively and make purchasing an important part of cost control and added-value in the value chain of enterprises,which is the main contents of reducing costs and maintaining competitive advantage.From the perspective of modern logistics,the paper has discovered the value-added part of purchasing process through the judgment of the value of purchasing process,reengineering and optimizing the purchasing process,establishing purchasing database,and analyzing the supplier selection and evaluation by modelling,so as to make business decision makers to manage selected suppliers,and prevent the corruption in purchasing from happening.Firstly,through the investigation of the current situation of the purchase management model in small and medium-sized manufacturing enterprises,the paper has analyzed the shortcomings of the original purchasing model,reengineering and optimizing it,establishing the enterprise purchasing database that connected with the era of big data,improving purchasing efficiency and reducing purchasing costs.Aiming to analyze the moderate type of Network Purchasing Model to provide direction for enterprises to choose different network purchasing model at different times;Secondly,based on the Entropy-weight Method,Group Decision and Grey Relational Analysis,the evaluation model of supplier selection is established,making the evaluation of supplier selection more objective,which is the important basis and system for decision-makers,quantification;Lastly,through the case analysis on Company H,the use of index selection procedure and model that proposed in this paper have helped the company to select the appropriate suppliers,verifying the rationality and feasibility of those methods.