<p>Gypsum board is a relatively common ceiling material, mainly made of plaster, of course, there are some additives, fibers and other accessories. This kind of ceiling material has composite deck tiles for laying on grass good heat insulation, heat insulation and sound insulation effect, and has light texture and strong machinability. It can express different styles of splint splints, that is, plywood. It is also one of the common materials in ceiling decoration, mainly wood. Glued together. It has good composite wood sheet cladding elasticity, processing, insulation, flexibility, etc.,</p><p> and the high-strength high-crystal ceiling high-crystal ceiling is a new type of ceiling material, which has been loved by many owners. It is made of special algae crystals and inorganic calcium salt crystals under high-tech processing technology. It has excellent decomposition and purification performance, adsorption performance, antibacterial, mildew and odor waste wood plastic board technology resistance, etc. It is very beneficial to the living environment.</p>