Geomembrane manufacturer / supplier in China, offering Black Anti-Corrosion Building Materials Geomembrane for Municipal Engineering Road Building, Manufacturer Price ASTM HDPE Anti-Seepage Waterproof Anti-Corrosion Geomembrane for Agriculture, 1.0-2.0mm HDPE Waterproof Anti-Seepage Anti-Corrosion Smooth Surface Geomembrane for Salt Mine and so on.