Qian\\\\\\\'anshi Jintang Ductile Iron Pipes Co.,Ltd East of Xinzhai, Qian\'an ,Hebei, China 064400. we are one of the most, famous manufacturer of ductile iron pipes (pipes are using for water supply system) in North China, We can produce the ductile iron pipes from DN80mm to DN800mm according to ISO2531 and EN545 standard. our pipes are selling well in South Africa, Middle East, and Southeast Asia market.