This kind of products have many advantage: 1.High degree of hardness,strong wind-resistant properties 2.Excellent soundproof effects 3.Strong explosion proof capability 4.Surface of board is highly smooth and level 5.Execllent thermal insulation and temperature maintenace effect 6.Light weight,minimize load on building structures 7.Green and environmental-friendly 8.Fireproof 9.Anti-humidity 10.Wear-resistant 11.Corrosion-resistant 12.Durable and recyclable 13.Minimum changes due to heat expansion or shrinkage due to cold 14.Easy installation under all weather condition. standard export package