Business has a deep understanding of logistics as "the third profit source", the optimization of the internal logistics management and the reduce of the cost become the majority of the enterprises with the strongest desire and requirements. Internal logistics of production costs in the enterprise has a significant proportion，a good system of internal logistics can not only reduce costs, but will also help enterprises to improve productivity, improve customer service tracking system and system products. How to set up logistics in enterprises to increase profitability has became a new object, enterprises with the need to pay attention to solve this problem.
The first chapter of this article introduces the significance of the topic from the role of the Internal logistics system perspective to the development enterprises ，in this chapter it also introduces the basic concepts of internal logistics system, as well as domestic and foreign development of the internal logistics system, to seize the problems of the internal logistics in business research. The second chapter describes the optimization relevant theory and methods to the internal logistics systems. The third chapter introduces the basic information of the Hangzhou Nobel Group Co., Ltd. and the situation of the internal logistics system at this stage of the company. The fourth chapter introduces details of a method of optimizing the internal logistics system of the enterprise with the Hangzhou Nobel Group Co., Ltd. as an example, the layout design system (SLP). The fifth chapter makes a summary of the optimization of the internal logistics system of the Hangzhou Nabel Group Co., Ltd.
Keywords: Logistics, Internal logistics system, Optimization, Layout Design System (SLP)
