Urban Joint Distribution Partners Selection Under Online Shopping Environment

With the common development of science & technology and economy,the scale of e-commerce in China is expanding.The increase of the volume of online shopping has brought the opportunity for the further development of the business volume and the market size of the logistics service industry,but it also brings many new challenges.First,this paper analyzes the city distribution system's objectives,characteristics and existing problems,secondly,different modes,advantages and future development trend of joint distribution are analyzed.Finally,the change of logistics demand online shopping environment and further development of the challenge.Based on the above analysis,this paper studies the evaluation system and selection method of CO distribution partners.This paper constructs the evaluation index system of logistics enterprises and the three stage model of partner selection: primary stage,through the niche theory and the theory of relationship,selecting 8~10 enterprises as the candidate partners;selected stage,using AHP-TOPSIS to determine the weight of each index,and establishing detailed evaluation of every candidate to rank their comprehensive ability;optimization stage,from three aspects,the logistics service capacity,anti risk ability and stability of cooperation,using genetic algorithm to consider the cooperation of combinatorial optimization.At the end of the paper,a practical example is given to verify the conclusion of this paper.