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