MDF and solid wood veneer are pasted on the outside, which are made by hot pressing at high temperature and sealed with solid wood .The door core is hollow particleboard, the surface is solid wood veneer. Due to its small density, light weight and easy to control the moisture content, the finished doors are light in weight and not easy to deform and crack. In addition, the solid wood composite door also has the characteristics of heat preservation, impact resistance, flame retardant, and the sound insulation effect is basically the same as the solid wood door.