... 1.RoHS,ISO9001,ISO14000 certificate 2.Casting ,extrusion,CNC(milling),anodized Aluminum extrusion sections1) Alloy 6061,6063,6063B,6060, ... , black, blue, bronze and so on.5)Machining procedure:die casting ,make mould,extrusion ,CNC (milling finish),cutting,anodized6) Factory ... ,tapping machines,with more than 36,000 product apply in electronic ,building,machinery,automobile,camera monitor etc .c ...