Beijing Children's hospital is in the west of the second ring road of Beijing, occupys 70003.26 sqm, the total building area is 120000 sqm land area.The overall design caters to the psychological characteristics of children and the uniqueness of the space configuration in the hospital. A few imperatives are noted and incorporated into the design: clear signage, careful use of themes and color schemes in various sections and floors, zoning of the play areas and the use of environmentally-friendly materials. The most important is the human touch,the design must serve to reduce stress and anxiety and foster a caring spirit. The importance of children's psychological health in a public, institutional setting is often overlooked. A clean, uncluttered and dynamic space, the design carries the elements of sunlight, fresh air and water essential elements for healthy living.