... 3.material:Alloy,Stainless Steel, Aluminum 4.sheet metal fabrication Over 20 years experience on OEM/CUSTOM manufacturing . ... according to drawings or samples, like machining parts, welding structure, bending parts, casting, and Aluminum extrusion etc.2. ... Stainless Steel, Aluminum, Bronze, Plastic etc.Machining process*CNC*Painting*Auto-Welding*Flame cutting*Grinding*hydraulic bending, pressing* ...