Shanghai ranks as the top pick among the world's cities expected to become significant global financial centres in the next few years, according to the Global Financial Centers Index. Qingdao, Shenzhen, Dalian and Beijing are the other mainland Chinese cities that are going to rise as financial centres, according to a survey, which measures cities based on their attractiveness to financial services professionals. The index is based on two inputs: statistical data and a poll of finance professionals. Here are the top 15 cities of the index: