What Beijing's Aiming at:Based on the Study of the Indicator System of World City

The accurate measurement of the world city network is crucial to defining objects and contents of world city studies.In this paper,I finally propose a dual measurement methodology of the world city system,based on both individual cities and inter-city connections,as an innovation,and build the measurement indicator system for world city.This paper has calculated the development level of thirty-nine famous world city with comparative method,and then made the relevant comments and suggestions for Beijing,according to her bottleneck problem in the process of building the world city.