... (for example,anti-seepage,leakage blockage and reinforcement of river lake and reservoir dikes and banks,anti-seepage of canal,vertical central ... sewage pipe,etc.). 4.Landscape garden (man-made lake,river way,cistern,bottom lining and side slope of pool in ... subway and culvert) 8.Agriculture (anti-seepage of ditch,channel,reservoir,drinking water tank,pool and irrigation system. 9.Aquiculture industry ...