Because of full liquidity of financial resources, financial industry cluster has emerged and developed. In China, Shanghai1, Beijing, Shenzhen and other cities assemble plenty of financial resources and financial institutions, promoting economy development. This paper takes 40 cities as sample, uses factor analysis to measure the degree of financial industry cluster in big and medium cities. The result is that: Shanghai and Beijing are national financial centers, Shenzhen, Guangzhou, Tianjin, and other cities are regional financial centers, Ningbo, Xian and other cities have not formed financial cluster.

Ⅰ. Introduction
Ⅱ. Weighing index system for degree of financial center
Ⅲ. Judgment of aggregation degree of financial centers
Ⅳ. Preliminary summary

• Zhang, Xiaoyan(Shandong Normal University)