Fan Ruibin, the head of Weizhong Bank's blockchain, told the reporter of the International Financial News that research on the alliance chain has begun in China from around 2015. In 2019, the central government's discussions and opinions on blockchain are based on blockchain technology Sure, it also indicates the direction of the development of the blockchain, which is a landmark. Fan Ruibin suggested pushing the regulatory sandbox to land as soon as possible. He said that there are some regulatory compliance and legal applicability issues in some scenarios. I hope to introduce a regulatory sandbox mechanism for the alliance chain technology. Under the premise of good risk management and control, everyone is encouraged to apply blockchain technology, support entrepreneurial projects, and find a balance between financial stability and financial innovation.