Started off first with a mission to excel in the cast iron exhaust manifold industry we have a great deal of experience in the delivering the finest quality Machine Parts Processing,Auto Parts Processing,Machine Tools For Cutting Metal Special Tools,Casting Parts,CNC Machining Parts. Donggang Runxin Machinery Co., Ltd. Private Owner was introduced in 2001 as Exporter and Exporter of cast iron exhaust manifold, with investing in US$50 Million - US$100 Million as initial business capital. Sourcing finest quality raw material and housing skilled workforce led us to capturing a good proportion of consumer market based on China market share, enabling us generate Approx More Than 1 Billion US Dollar of annual revenue. Our production facility is situated in Beijing, , China, operating under Third Party. For best in class cast iron exhaust manifold production and export across different region we hold 19 Years of export history, catering to Above US$100 Million export ratio.