... and CE certification 2,Best quali Road construction materials short fiber knitting geotextile 1,ISO 9001, ISO14001, ISO18001 and CE ... reasonable price Product features:1,Net holes are easy for blockage, since net structure formed by indefinite fiber has variable and motility. 2 ... of earthwork. 3,It has corrosion resistance, uses chemical fiber such as polypropylene or dacron as raw material, has acid ...