... 1.ISO9001:2008 CE RoHS for aluminium profile box 2.Provide OEM service 3.Competitive ... skiving,deburring,fine blanking,soldering,bonding, punching, stamping,milling, CNC machining,polishing 2 surface treaments for heat ... process, powder coating, brushing, sandblasting,shot blasting,polishing,milling 3 Surface color: natrual ,black,matt black, green, ... feel free to contact us. aluminium profile box