Fiberglass geogrid is kind of fine geosynthetic for enhancing road surface, old road, roadbed and soft soil foundation. It has become non-replaceable material in disposing asphalt road surface reflection crack. This product adopts high strength alkali free glass fiber and is woven into net backing material through advanced warp knitting technology and receives coating treatment. It is semi-rigid product. It has very high tensile strength in lateral and longitude directions and lower extensibility, resistance to high temperature and low temperature. Aging and corrosion. It has extensive application in enhancing asphalt pavement, cement road surface and roadbed, dyke protective slope, airport pavement, sediment control etc.