On January 18, the General Office of the Shanghai Municipal People's Government issued the "Shanghai Municipal Implementation Plan for Promoting the High-Quality Development of Digital Trade and Service Trade", which proposes the layout of high-performance computing power infrastructure. Build high-energy cloud computing data center clusters, open computing power platforms and computing power interconnection platforms. Build high-quality data infrastructure such as blockchain and corpus, build urban blockchain infrastructure, build blockchain-as-a-service (BaaS) platform and universal cross-chain functions, help cross-border trusted flow of data, and promote the construction of high-quality corpus data elements.