This project is a section CAD reference drawing of a European style villa, including the layout of the first floor, the layout of the second floor, the layout of the ceiling on the ground floor, the layout of the sockets on the ground floor, the layout of the switches on each floor, the plan, elevation, and section of the partition on each floor. The drawings are complete in content, clear in expression, and precise in drafting. Designers are welcome to download and use them.