... , welding structure, bending parts, casting, and Aluminum extrusion etc.2.Have produced more than 5000 items ... 50 co-operated plantsMaterial Alloy, Steel, Stainless Steel, Aluminum, Bronze, Plastic etc.Machining process *CNC machining (milling ... , drilling) *Painting *Welding *Laser cutting *Flame cutting *Aluminum extrusionSurface treatment Polishing, Chrome/Zinc/Nickel Plating, Painting, Anodizing ...