With the advancement of the science and technology era, people's require for natural resources has become more intense, and it will be destructive to the natural ecology. The concept of environmental protection has become the focus of attention from all walks of life in recent years, and indoor design is no exception. It uses environmental protection materials and reduces energy consumption. Passive House's idea is to understand the geographical location of the building itself, analyze the natural climate of its location, and use sustainable development of energy to provide sufficient lighting and temperature for the interior environment. The unique design of the house can be placed to introduce more natural light based on Sun Orientation and reduce the use of lighting system; analyze the wind direction influenced by the geographical location, and install windows in the corresponding orientation to increase the interior ventilation, Reduce the use of air conditioners and heating.