Based on the accident mechanisms combined with the thinking of safety management practice and dual prevention system for an enterprise,the content and logic of digital construction of a dual prevention system is analyzed.By use of digital-enabling safety management,the digital construction and application of hazard identification and evaluation,real-time monitoring of high-risk operations,timely update of risk maps,management and hierarchical supervision of hidden troubles,automatic data statistics and analysis,safety-related feedback,and so on are advanced,which eventually realizes risk known,controllable and visual,and comprehensively improves the efficiency of safety management.