The intelligent management decision system collects the data of various business systems in real time, and the docking systems include SIS system, ERP system, inventory system, fuel management system, financial system, etc., design and develop the business index model, and intelligently analyze the production and operation, production and operation, fuel management, financial management and other departments of the power plant. Through the establishment of factory-level data center and index center, a unified intelligent auxiliary decision-making management platform for the whole plant is established.