Metal box process 1.Material: Aluminum 2.Process:laser cutting,stamping 3.Certificate: ISO9001:2008 4.Inspection:CMM Customized metal box process with sheet ... -shearing machines, 3 NC punching Machines, 2 NC bending machines, 1 steel forming machineSurface treatmentZinc plating, Anodization, Chemical fim, Powder, Passivation ...