This product is makes the netted parent metal by the excel in non-alkali glass fiber through the international advanced warp knitting craft, semi-rigid product makes which after superficial spreading processing, has passes through, latitude bidirectional very high tensile strength and low elongation ratio, and has thermostablly, bears lowly cold, anti-aging, anti-corrosive fine performance, widely applies in the bituminous pavement, the cement road surface and the roadbed enhancement and the railway bed, the dike slope protection, the runway, guards against the sand to control the sands and so on the engineering projects.