... enviromental sanitation(for example,living landfill yard,sewage treatment plant,power plant adjusting tank, industrial and hospital solid waste, etc ... etc.). 5.Petrochemical industry (ant-seepage of oil tank of chemical plant,oil refinery and filling station,linging of chemical reaction ... system. 9.Aquiculture industry (lining of intensive and plant type cultivation tank,fish pound and shrimp pool,side ...