... , style (aluminum profile , rods, angles, square bars , "T" profiles, and "U" channel5)Surface finish:mill finish,powder coated,anodized,electrophoresis ... ,spraying and so on.6)We have a lot of machining equipment ... way we can.10)Excellent mechanical property. Good sealing effect and water-proof. Strong toughness. 11)Up to 20,000 Tons ...