Ceiling refers to the top decoration of the living environment of the house. Ceiling is an important sub-branch project of architectural decoration engineering. The suspended ceiling has the functions of heat preservation, heat insulation, sound insulation and sound absorption, and is also the hidden layer of electrical, ventilation and air conditioning, communication, fire protection and alarm pipeline equipment. Ceiling occupies a very important position in the decoration of the whole room. Proper decoration on the top of the room can not only beautify the indoor environment, but also create a colorful artistic image of indoor space. The principles of material saving, firmness, safety, beauty and practicality should be followed when choosing ceiling decoration materials and design schemes.