Good at resistance to acid, alkali, corrosion, etc.
2) Strong and durable to withstand impact.
3) Can be lifted with mechanical devices or garbage truck.
4) Tight lid to prevent odor smell from going out, or rainwater from flowing into the bin.
5) Smooth inner walls--easy to empty garbage or to clean.
6) Variety of colors--black,green and blue available colours.
7) Empty bins can be nested each other to save space for storage and transport.