Recently, Oriental Securities analysis indicated that the blockchain is expected to shine in many fields such as finance, energy, food and drug security. Blockchain application scenarios have three characteristics: "new database, multiple business entities, and mutual trust." The financial industry has the characteristics of low trust among participants, high security and completeness of transaction records, and is in line with the characteristics of blockchain technology applications. Blockchain technology has made many explorations in the financial field, such as "blockchain + supply chain finance", "blockchain + insurance", "blockchain + credit" and so on. Blockchain applications are expected to land in the financial sector as early as possible.