Fiberglass geogrid is the products that enhance road embankment and a new fine soil substrate. The product is made from coated glass fiber filament weaving, with vertical and horizontal to the high tensile strength, the extension of lower rates, high modulus of elasticity, high and low temperature-resistant high-performance characteristics. After the surface coating treatment, it has excellent capability of alkaliproof and the anti-aging properties. It is widely used in asphalt pavement, cement concrete pavement and the strengthening of roadbed, regardless of rigid and flexible pavement surface. Compared with traditional road, it can reduce costs, extend life and prevent road reflection crack. The product also can be used for railways, airports, water conservancy, dams and other soft soil and the strengthening of grass-roots.