... geomembrane, produced by extruding plastic sheet into dimple shape.On top of it, there is filtration geotextile. Shenghong composite ... can resist long-term high pressure without deformation. On the top of the dimples, there is filtration geotextile to ... , filling particles or concrete.Typical application1)Landscape engineering: garage top greening, roof garden, football field, golf course, beach ...