Waterproof geomembrane is a kind of waterproof barrier material with high molecular polymer as basic material. Features: 1. Complete width and thickness specifications. 2. Has excellent resistance to environmental stress cracking and excellent resistance to chemical corrosion. 3. Excellent chemical resistance. 4. Has a larger operating temperature range and a longer service life. 5. Waterproof geomembrane is used in landfills, tailings storage sites, canal seepage prevention, dam seepage prevention and subway engineering.