Intelligent management of substation area is one of the key construction works of power grid enterprises in recent years, all-round township power stations and low-pressure gridding in urban area is in overall promotion. Digital twin five-dimensional structure model is used to build a frame of integrated and intelligent management of substation area, construction of digital substation area, deep insight in area and intelligent management is focused on, a series of key application construction, to greatly enhance level of intelligent management of substation area are carried out, then the regional autonomy is fully achieved.