... ,OEM/ODM Application range; aluminium housing,alumnium out cover, alumnium speaker out case, aluminium panel, operation panel, metal shell case, metal ... -plate & Panel boardOperation panel, key panel, frontpanel,face panel, panel board.CNC machiningMachinery parts, aluminium alloy section, High precision parts.Extrusion ... are warmly welcome to visit our factory. CNC aluminium external speaker cover