... ; sectional material; CSTG Casting and so onMetal processing:cutting, milling, turning-lathe, drilling, bending, welding, stampingSurface ... dust collection ,paintingand so onEquipment:CNC flame cutting machines, CNC plasma cutting machines, CNC bending machines, CNC pipe ... . from material cutting to finish machining to welding fabrication to surface treatment. OEM high precision tproof maching forging ...