kind of advanced indoor ceiling decorative material with mineral wool as main component, is integrated with functions of fireproof, noise reduction, heat insulation and decoration. It is used widely in home decoration and decoration of public buildings such as malls, schools, airports, stations, hospitals, workshops, offices, etc. The product does no harm to human body and belongs to environmental type building material. Edge type: Flat fitting, common insertion, overstepping insertion, beveled stepped edge, right-angle stepped edge. Specification: 595X595mm, 603X603mm, 595X1190mm, 595X1195mm, 603X1206mm, 603X1210mm, 300X600mm. Thickness: 7-18mm. Packing: In carton and plastic film.