Mineral wool acoustic ceiling board has a verity of superior performances like, Fire-protection, thermal insulation, decoration, Sound absorption and noise reduction etc. It Sets advantages of public ceiling materials in an indoor ceiling decoration materials and it is widely used in various types of construction ceiling, adherent of the interior decoration; Such as hotels, restaurants, theaters, shopping malls, office, studio, computer rooms, industrial constructions and so on. The product can control and adjust the echoing time, improve voice-quality, reduce noise, improve the living environment and working conditions. Meanwhile, its property of non-flammable can meet the requirements of fire protection in architectural design.