Liang Bin, deputy general manager of the Banking and Finance Department of Jiangsu Bank, said in an interview that from a technical perspective, commercial banks should actively embrace blockchain technology, and large banks have the conditions for strategically deploying the blockchain. Small and medium banks have more Land should consider cooperation from a business perspective. From a business perspective, large banks are more dominated by technology or platforms. Small and medium-sized banks are mainly cooperative, and their essence is to solve business innovation and development issues through innovative means through fintech. At present, the blockchain landing problem mainly includes the following aspects: one is the standard problem, the other is the application scenario problem, and the third is the technical upgrading problem.