In the context of finance and technology integration as well as the collision of tradition and innovation，opportunities and challenges coexist and the development of cities shows the characteristics of diversity. From a global view，the US，the UK，Singapore and Switzerland are all promoting their core cities to become global fintech hubs，so as to seize the opportunity of current times at a strategic height. From China’s view，cities such as Beijing，Shanghai，Shenzhen，Hangzhou and Guangzhou have demonstrated respective advantages in global fintech competition，showing a benign trend of leading the world. To become global fintech hubs，cities around the world are making progress amid competition. This paper first briefs on three major stages of global fintech development，makes clear the changing connotation of fintech，conducts an in-depth analysis on the overall development of fintech in more than 70 cities around the world as well as the specific development status in three dimensions of industry，experience and ecology and summarizes the development characteristics using the “global fintech hub index” of Sinai Lab under the Academy of Internet Finance.