Ceiling Channel is a new building material. With the development of modernization in China, Ceiling Channel is widely used in hotels, terminal buildings, train stations, stations, playgrounds, shopping malls, factories, office buildings, old buildings, interior decoration, roof and other places. Ceiling Channel suspension roof has the advantages of light weight, high strength, water-proof, shock-proof, dust-proof, sound insulation, sound absorption, constant temperature and so on. At the same time, it has the advantages of short construction period and simple construction.