Today, Babbitt columnist Gu Yanxi said in the article "So many public chains, so few applications" that in the current society, there is no shortage of landing scenarios for blockchain applications. Many problems in the market can actually be solved by applying blockchains. The strongest part of the blockchain technology is to use the complete and true information to eliminate fraud. It is a technical way to ensure the successful completion of multi-party cooperation. From this perspective, too many problems in reality can be solved with blockchain.