Odaily Planet Daily News According to the official announcement, the National Development and Reform Commission, the National Bureau of Statistics, and the Ministry of Industry and Information Technology released (Guidelines for National Data Infrastructure Construction), which mentioned: Establishing a nationwide integrated distributed digital identity system, standardizing identity identification generation, identity registration, and certification mechanisms. Establishing a unified data asset certificate, transaction certificate structure, generation and verification mechanisms, supporting the use of blockchain, encryption technology, smart contracts, and other means to improve the traceability and trustworthiness of certificates. Encouraging industries and localities to actively explore the construction of blockchain networks, privacy protection computing platforms, and other new technological facilities. In terms of the security of data circulation and utilization, comprehensively using privacy protection computing, blockchain, data usage control, and other technical means to ensure the trustworthy collection, encrypted transmission, reliable storage, controlled exchange and sharing, destruction confirmation, and evidence tracing of data, avoiding risks such as data privacy leakage and illegal misuse.