The main design concept is "sustainable development and combining universal design with elderly housing". Nantou is a natural ecological town, the site is located in a mountainous area surrounded by abundant natural resources and good views, However, due to its remote location from the urban area, the elderly often has to go out once to buy enough daily necessities. Based on user needs, the existing layout is changed, breaking the Asian culture, that the kitchen should not be visible when entering house. The designer makes cooking more elegant, convenient, and safe.