As a revolutionary and innovative technology, blockchain is moving towards the mainstream step by step, and digital currency based on blockchain technology will inevitably enter the vision of more people. With the rise of digital currency, exchanges all over the world, whether in the primary or secondary markets, commodity futures or financial futures, have invested heavily in the research of the application of blockchain technology. Blockchain technology is not only applicable to currency, but also can be used to create and store the ownership of any physical asset (smart property) with digital signature and transfer the property using smart contracts. The massive dividend value contained in it will undoubtedly attract capital competition.