First, use as little wood as possible. Foundation waterproof engineering is divided into two parts. First the ground is waterproof, then the wall is waterproof. It is best to use vitrified bricks on the ground, and wallpaper can also play a moisture-proof role. In terms of air circulation, especially in the underground basement, there must be ventilation equipment. In the process of building the basement, we can consider opening the window of 1-2, then installing an exhaust fan, often ventilating, and adding some vibrant green plants according to the situation, which can greatly improve the air quality in the basement.