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Ceiling is a kind of decoration on the top of living environment. In short, it refers to the ceiling decoration, is an important part of interior decoration. The ceiling has the functions of heat preservation, heat insulation, sound insulation and sound absorption. It is also the hidden layer of electrical, ventilation, air conditioning, communication fire prevention, alarm pipeline equipment and other projects. Aobang composite ceiling is divided into: BMC ceiling, SMC ceiling, GRP ceiling, GFK Ceiling.