According to the latest information, China's Securities Association has officially released the 'Application Norms for Blockchain-based Electronic Data Archiving in the Securities Industry' group standard. The release of this standard marks an important step forward for the securities industry in utilizing blockchain technology for electronic data archiving. The standard's designation is T/SAC004—2024, and it will be implemented from the date of issuance. By establishing this group standard, the China Securities Association aims to unify industry practices, promote the standardized application of blockchain technology in the securities field, and enhance the security and credibility of data. This initiative not only contributes to enhancing the overall technical level and service quality of the industry, but also has a positive impact on driving the development of the entire financial technology sector.