According to the interface news, on November 5, the 2nd China International Import Expo Hongqiao International Economic Forum opened. At the Hongqiao International Economic Forum· Digital Age and E-Commerce Development Forum, Liu Lianjun, Chairman of the Bank of China, revealed that the Bank of China has established a digital asset center. The Bank of China now attaches great importance to blockchain research. Already with the People's Bank of China, Tsinghua University in the development of supply chain financing pure blockchain financing applications. At present, the digital wallet of the Bank of China is under study. For the entire financial community, banks, the potential for blockchain scenarios is enormous.