The continuous development of blockchain in various disputes to the present has far exceeded the description of distributed accounting technology. Instead, according to the specific tokens, a series of financial mechanisms and tools have been formed, from asset-like, securities-like, and artwork-like to decentralized trading, initial token issuance, and futures-like options. This article briefly reviews the development of blockchain in financial technology in recent years, introduces the possible impact of blockchain technology and related applications in the economic, financial and accounting fields, and looks forward to the possible future in related fields Important research topics.