High ribbed formwork is manufacture from hot-dipped galvanized steel sheet .Because its is meshes and U patterns,it has better anti-stress capability and forming flexibility than normal metal lath .This product has excellent engineering quality,construction security and widely used in tunnels bridegs,valve basement systems ,sewage systems,subways,retaining walla,nuclear power plants,shipyards,water pools and marine engineering works and high rise building projects and non-regular or bending pattern ect.as concrete permanent assembly-free formwork.