Movable Dam, Rubber Dam, Hydraulic Dam manufacturer / supplier in China, offering This Function Is Widely Applied in Urban River Landscape, Farmland Irrigation and Cascade Hydropower Development., The Hydraulic Gate Lifting Can Wash Away The Sediment at The Dam Foundation and Is Suitable for Rivers with a Lot of Sand and Gravel, The Hydraulic Gate Supports Small Adjustments to Facilitate The Passage of Floating Objects and so on.