According to the Securities Times, in 2019, fintech's participation in the securities industry is getting higher and higher. Brokerage fintech subsidiaries have achieved breakthroughs, and the exploration and application of blockchain and 5G technologies have also achieved results. Let wealth management transformation have more room for development. At the same time, fintech has also transformed the operation of securities companies into an intelligent direction. The reform will also accelerate the formation of a differentiated development pattern in the securities industry. In the future, the securities industry may present a situation of "big and complete" and "small but refined" securities firms coexisting.