... China. We specialized in various kinds of Gray Cast Iron, Ductile Cast Iron, Railway Fastening System, etc., which have been ... the casting process to eliminate the waste caused by excessive in-process inventory, resulting in a standard ... 2005Business Type: ManufacturerMain Products: Railway Fastening System, Gray Cast Iron, Ductile Cast IronOperational Address: Green Technical Zone, Tao-cheng District, ...