Henan Top Metalwork Ltd. is based in China and lists Oem Ductile Iron Casting Gear Housing and Custom Grey Iron Castings on Global Trade Plaza. The company lists 1992 as its year of establishment. The Oem Ductile Iron Casting Gear Housing is made from GGG40 and GGG60 materials, with dimensions up to drawings, and is produced through casting, forging, and machining. The Custom Grey Iron Castings are made from grey iron, ductile iron, steel alloy, carbon steel, and iron, with dimensions up to drawings, and are also produced through casting, forging, and machining.