This is a comprehensive activity space, the purpose is to create a place suitable for the activities of the elderly and young people to help the elderly better integrate into society. This space analyzes the same hobbies of the elderly and the young in terms of the functional arrangement. The colored glass is used to distinguish the different functional spaces in the material. The light irradiating the interior has a positive impact on human psychology. The use of split-level techniques in construction produces visual interest. At the same time, a large atrium inside the building greatly increases the area of the space exposed to the sun. This makes the space have rich changes in the light throughout the year.