Polypropylene Bi-axial CH-BX geogrid is based on raw material as pp,after aplastics extrusion, sheet metalpunching, Longitudinal and Transverse stretchingofa high-strength reinforcementgeosynthetics.Belaidin the soil, through themesh of the gridandinterlocksoilocclusionandthe role ofstressconstitutesan efficienttransmission mechanismislocalandcan bequickly and effectivelyinthespread tolarge areas ofsoil,Thereby reducing thelocal stressdamage,increase thelife of construction.