Our company specializing in gray and ductile iron castings, such as cast iron drainage parts, ductile iron flanges, cast iron pump & valve parts, farm machinery castings, channels & manhole covers, etc., widely used in commercial and civil buildings, municipal water supply and drainage, and other industrial fields. “ZHF”brand has been registered in America and Europe. It holds strong technical force with completely independent development, and also mainly provide customers with qualified OEM service.