IES700 Energy Management System is a new generation of power grid dispatching automation system geared to the needs of the national, network, provincial and regional dispatching,integrates functions including real-time monitoring, calculation flowcontrol, maloperation prevention, training simulation, intelligent analysis and auxiliary decision-making, operation analysis and evaluation. The characteristics of the system include advanced technology, strong practicability, safe and reliable to truly meet safety requirements of power grid. The system not only covers the conventional power system automation, and can be easily integrated into standard application developed by third-party to make full use of strategy resourceinformation toimprove enterprise operation level.