The electrical design of medical workplace is an extremely important part of hospital electrical design. However, there is a problem and difficulty in modern electric power architecture, which needs to be solved urgently. Therefore, this paper first introduces the overview of the electrical design of modern social hospital buildings, summarizes the main aspects of medical electrical design in modern society, and puts forward the difficulties and key points of modern medical electrical design and its differences from other electrified buildings after in-depth discussion on the key points of architectural design. Combined with cases， this paper discusses the difficulties and key points of electrical design of modern medical buildings.