Welding Assembly of Copper Pipe Royals (Qingdao) Technology Co., Ltd. Base Info Material：CopperConnection：MaleSurface Treatment：Plated CopperTransport Package：WoodenOrigin：Qingdao Description Pre：Ring Screw Helical Pallets Wire Coil Nails Next：Welding Liquid Distributor Difformity Pipelines for Air Conditioner
