The integration of user side energy management functions，such as the intelligent building，intelligent community，user energy analysis and management，and other user services，have made new requirements on the integrated energy management system（EMS）of the smart power distribution and utilization park.The technical features and functional requirements of user interaction are analyzed，and the architecture of the system and structure of interactive service is proposed.The content of interaction is presented，and technical scheme of implementation is designed.In addition，the implementation of relevant key technologies is described.