On November 12th, Dong Xiwei, the chief researcher of Xinwang Bank and the chief researcher of Zhongguancun Internet Finance Research Institute, said that from the application direction, in addition to further expansion and deepening application in the field of digital finance, blockchain technology and entities should be vigorously promoted. The economy is deeply integrated and exerts its positive role in the fields of education, employment, pension, precision poverty alleviation, medical health, commodity anti-counterfeiting, food safety, public welfare, social assistance, etc., empowering the real economy and benefiting the people's livelihood. From the application form, according to the scope of scalable nodes, the blockchain is divided into four application forms: public chain, alliance chain, private chain and side chain. The alliance chain will become the main form of future blockchain application, and the chain should be solved step by step. Issues such as data collaboration under the chain, focusing on strengthening the research and development of the alliance chain. At the same time, it is necessary to strengthen the top-level planning and institutional arrangements for the application of blockchain technology, accelerate the construction of relevant standards systems such as the underlying platform and business applications, and on the other hand, to better participate in international competition, on the one hand, to prevent the opportunity to deify and speculate the blockchain.