... :2008 4.SPCC/SECC/AL 2012 OEM newest LED light box1laser cutting 2CNC shearing punching,bending3welding,painting ... welding,pretreatment,assembling,etc 7thickness0.5-15mm8materialsteel, stainless steel, aluminum, etc9itemtool sheet metal .network cabient size600*600mm,800* ... .our products show: 2012 OEM newest LED light box,aluminum led slim light box , led box display , LED cabient,led light box frame