... Qing Zhou Yong Sheng Dredging Machinery CO.,LTD1.hydraulic cutter suction dredge2.Max dredging depth 8m, discharge distance1-2km3 ... , product debugging and testing center before ex-factory. Our cutter suction dredgers have passed ISO9001 ,CE ,Bureau Veritas,and ... = new AE.run.minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); 14 meters hydraulic cutter suction dredger