Research And Implementation Of Optimized Multi-Objective Centralized Purchasing Plan Model For Group Enterprise

With the development of our country's economy, more and more enterprises build up a group to organize and mange themselves. Group enterprise realigns inner resources and gathers all the purchase businesses belonging to subordinate corporations and manages them with the group purchase center. It can reduce the cost of the enterprise as well as reinforce the competing ability. The group purchase management based on information technology can overcome the restrain of traditional culture organization. With unique electronic purchase platform, it can go beyond organization boundary and overcome the distance of time and space and lead to the increase of the purchase in both efficiency and quality.This paper discusses the problem of how to fulfill high efficiency electrical group purchase management under the circumstance of supply chain management. Due to the characteristics of the group purchase and some problems of group purchase management, it focuses on the following aspects:1. Research on optimal plan of multiply group purchase. On the case of certain purchase quantity, we make a model to obtain the optimal selection of the suppliers and quotas to reduce the cost of the purchase and time. It can also guarantee the quality of the commodity. The model shows the traits of the group purchase and considers many elements such as decentralized sending,making purchasing plan for several materials,supplier giving different price and discount according to purchasing amount and sum,several materials transporting together.2. The coordination of the purchase activities of the corporations in the group. We mainly coordinate the time of purchase business of the subordinate corporations in order to reduce the cost for ordering the goods and delivering the goods as well as the cost for reserving the good in the group. Because of the differences between the time for the goods to arrive and the time they are needed, it may happen that some corporations will lack of goods, therefore, the model adopts the maneuver of distributing goods between corporations to prevent lack...