Composite Geomembrane, Filament Geotextiles, Waterproof Board manufacturer / supplier in China, offering 4500GSM 4800GSM 5000GSM Bentonite Geotextile Waterproof Building Material Gcl Geosynthetics Clay Liner for Landfill Seepage Control, HDPE Membrane Welding Machine for Construction, High-Strength Cement Blanket for Fishpond Slope Protection and Channel Protection. and so on.