In order to implement the deployment of digital transformation and promote digital transformation, combined with the characteristics of large-scale energy enterprises, GD POWER DEVELOPMENT CO.,LTD has designed and realized an entire business domain. Based on the entire volume and real-time convergence of information in the whole business domain, through the research and application of digital transformation technologies such as big screen visualisation, intelligent voice interaction, and process automation, the system achieves data-driven management and control upgrading, and gradually realises intelligent operation. The system adopts the mode of "1+N+1", displaying various indexes in a panoramic view through the cockpit of the whole domain. Real-time supervision and control of the company's economic operation, equipment status, safety and environmental protection, business management, etc., is achieved through the function modules of statistical analysis, intelligent alarms, and benchmarking and assessment, with the assistance of the virtual duty officer.