专业从事于:不锈钢碳钢铸件加工 weifang honghao precision casting co., ltd. is one of the famous manufacturers of precision casting in stainless steel, alloy steel, carbon steel and so on. we have the predominance in stainless steel hardware electro-polishing, hand polishing, machining. our products including machining parts, marine hardware, impeller, ball valve, screw fittings and so on. our tene...