Shijiazhuang Transun Metal Products Co., Ltd., established in the year of 2000, is a professional company of manufacturing castings made by pig iron and grey iron, metal products and plastic prodcuts. It is one of the biggest manufacturers in the field of EN 124 manhole cover and grates; All kinds of stamping, welded and machined metal parts cover the areas of woodhouse construction, home and garden wares; The company also have a factory which is engaged in producing plastic products, including pipes, fittings and plastic barrels, storages, widely used in water supply and drainage, medicine, municipal and environment-protect areas.