... 5.All free of asbestos calcium silicate products (the submarine tunnel in Xiamen city) Characteristics:1. Fire and water proof ... . Product Structure Product Advantages Product Information Features:1. ( The patent No.: 200420083301.7)2. Pattern and deisgn--with ... ceramic facing tile and aluminum plastic plate ect. On the outer wall decoratings in tunnel, subway, airport, marketplace, hospital, office, ...