... water loss, and reinforcing of lakes, and the impervious,slope protection, etc.)3.Municipal projects (underground subway, engineering underground and ... lakes, ponds, the lining of tank in golf course, slope protection, etc)5.petrochemical (chemical plants, oil refineries, oil tank ... (fish ponds, the lining of breeding shrimp tank, slope protection of sea slug tank)9.Salt industry (crystallization pond, ...