On November 20th, Yang Nong, deputy secretary-general of the China Internet Finance Association, said that according to the latest research of the China Internet Finance Association, blockchain technology as a technology integration innovation is still in the process of development and maturity, the financial sector is the blockchain at home and abroad. The focus of application exploration. At present, China's blockchain has been applied in the financial field. It has formed some landing cases in the scenarios of supply chain finance, financial data sharing and financial information deposit. It is generally in the transitional stage of early attempts to deepen exploration and transformation, and presents exploration. There are a large number of sexual applications, more diverse participants, and the underlying technology needs to be strengthened.