... American3.With CE certification4.High quality Detailed Description:1.Flood gate widely used in water supply, water drainage engineering, its working ... good.5.Its manual operation make it opened deftly, so remote area with no electric power to be more convenient to ... for you to choose.We have sluice gate,steel sluice gate,radial gate,electric gate hoist,screw gate hoist,etc..If are interested in these ...