... Galvanized Steel, Stainless Steel (304, 310, 316, 439), Aluminium, Angle, Tube, Flat bar, etc.Founded in 2000, SHANGHAI ... comprehensive manufacturer of all kinds of sheet metal production. Our products include sheet metal spare parts of elevators, brackets, ... processes of stamping, laser cutting, CNC punching, bending, welding, assembling and machining.As a professional sheet metal fabrication factory ...