1.various kinds of drums,many designs 2.high quality with competitive price, 3.OEM services,quick delivery 4.good air-seaing property,powerful productivity capacity 5. pass the strict product inspection 6.eco-friendly.no pollution 7.convenient discharge,easy cleaning,reusable,cost saving 8.high strenghthen,corrosion resistance,blue external surface with anti-ultraviolet ray and aging resistance