It is made of imported high weather resistant ASA resin, tough skeleton layer and high-strength PVC wear-resistant layer. It is characterized by rich color and durability, beautiful shape, strong three-dimensional sense and in line with the characteristics of Chinese architectural culture. At the same time, it also has the advantages of light weight, waterproof, tenacity, thermal insulation, sound insulation, anti-corrosion, wind and earthquake resistance, hail resistance, pollution resistance, green environmental protection, fire prevention, insulation, simple installation and so on. It is an ideal material for surface decoration and waterproof of all kinds of permanent buildings, especially for flat slope improvement, new rural construction, new urbanization, villa roof Roofs of civil buildings, etc.