CNC, as an advanced CNC machine tool since the last century, has brought convenience to industrial production. This design aims to shape the wood by CNC machine. Instead of 3d printing, which is additive manufacturing, CNC cuts or 3d shapes wood by subtraction. The project is inspired by the ancient Chinese dougong technique, namely the lap pattern between wood and wood, the timber frame is a key component of the building structure. The load of the eaves of the building is transferred to the column through the brackets. Dougong also has a certain decorative function, is one of the prominent characteristics of East Asian classical architecture.but different from it, we try to create different artistic conception with different rotation patterns and combinations. At the same time, with the help of traditional Chinese landscape painting elements, the mountain as the scene.