Qingdao Runde Copper and Aluminum Processing Co., Ltd. is a specialized manufacturer of cast and machined bronze and aluminum alloy castings of various grades, as well as blast-furnace tuyere inner and outer sleeves, cast-iron pipe continuous-casting pure-copper crystallizers, complete sets of copper components for JW813 water-jet looms, and a wide range of zinc-alloy and aluminum-alloy die-cast parts, sand-cast copper and aluminum parts, steel-mold copper and aluminum castings, and various tin-bronze castings and copper valve castings. The company’s primary casting equipment includes five copper–aluminum melting furnaces, one 300-kg electric furnace, and several die-casting machines.