... design and produce JYSL series amphibious excavators that can work on water,mud,swamp or soft soil ( JYSL-150,JYSL-210 ... .minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); Long arm,boom,extension jib amphibious excavator ,Swamp excavator,canal dredge excavator