Deep Tide Techflow News, on January 6, according to the "National Data Infrastructure Construction Guidelines" released by the National Development and Reform Commission, the Data Bureau, and the Ministry of Industry and Information Technology, it is proposed to use blockchain technology, encryption technology, and smart contracts to build a credible data circulation system. The guidelines encourage industries and localities to explore blockchain networks and privacy-protecting computing platforms, enhance trust and security in the data circulation process, promote the construction of a national integrated distributed data directory and digital identity system, while strengthening the traceability and trustworthiness of data asset certificates. The planning goal is to achieve a scalable credible data circulation pattern covering large and medium-sized cities in the coming years.