... ,low cost,various PVC ceiling board extrusion line extrusion lineWelcome to our PVC ceiling board extrusion line!introduction of WPC ... It could be used by drilling, planing, nailing, sawing, jointing, printing and other construction method to produce the door ,window,ceiling ... fields of floor, guard bar, tray, packing cases, partition board, window and door sheath, skirting line, etc. Main technical ...