Beijing Hui Chang Hing Engineering Materials Co., Ltd.   

And production of various models of material pump, elbow, elbow, three links, four, different diameter pipe, flange, back side fitting, according to customer demand customized production, its products are widely used in electric power, petroleum, chemical industry, municipal, pharmaceutical, textile, boiler, heating, drainage, ship building, national defense etc.. Sales of threaded rods, profiles and various kinds of steel pipe, varieties of 140, 400 kinds of specifications. Processing, construction, pipe insulation and insulation engineering. ...