... retardant and self-extinguishing2. sound insulation, heat insulation , noise absorption, heat preservation and corrosion preventin.3. weather proof, ... sound insulation, shock absorption and so on. The board can be filmed or printed colorfully. It owns many ... etc3.Advertising: Screen printing, laser engraving, ad board, exhibition display, sign board 4.Industry: Chemical anti-rot project, heat moldings ...