Geotextiles have high strength. Due to the use of plastic fibers, they can maintain sufficient strength and elongation in wet and dry conditions. It also has corrosion resistance, long-term corrosion resistance in soil and water with different pH levels, and has good water permeability. There are gaps between the fibers, so it has good water permeability. It is also convenient for construction. Because the material is light and soft, it is convenient for transportation, laying and construction. Its specifications are complete: width up to 9 meters. It is the widest product in China, the mass per unit area: 100-1000g/m2