In 2017，the financial development level of the Yangtze river economic belt drops slightly，insurance depth increased slightly，and the regional financial development differences continue to shrink，the financial business occupies a large proportion in the country. The growth rate of bank deposit business was significantly reduced，while the growth rate of loan business remained stable. The number of listed companies and member trading volume maintained a large proportion，the stock trading increased slightly，but the stock fund raising decreased；Insurance business steady growth，but growth rate slow. Looking ahead to 2018，the financial industry of the Yangtze river economic belt will promote the steady development of the financial system by deepening financial market reform and opening up to the outside world，improving the efficiency of financial operation，reducing and defusing financial risks.