Normally, the spaces of a residential building can be divided into five areas: private, family, reception, service and open space, the subcategory of each field is as follows:
- Private areas include: bedroom, bathroom, toilet, work room and study room.
- The family area includes: dining room, kitchen, hall and living room.
- Catering areas include: reception and lunch.
- The service areas include: parking, engine house and warehouse.
- Open space areas include: path, green space and fountain.
