Jilin Senfeng Pipe Co. Ltd. is a professional manufacturer of ductile iron pipes, fittings and couplings (Viking Johnsons), sizing from DN80 to DN2400 acc. to ISO2531, BSEN545/598, AWWAC110, C153, C219 and more. 8000 tons per year capacity cover vast applications, water supply, sewage and drainage. Widely used in China and exported to the world like in Middle East, North America, Africa and Southeast Asia with great success. Be certified in ISO9001:2008 by SGS.