Hebei Jianzhi Casting Group Ltd was founded in 1982.and it is a large enterprise manufacturing for more than 30years .the company covers an area of 600,000sqm and the total assets value is about 600,000million RMB.There are 4000 employees in our company and it is able to manufacture 80,000tons per year.we are suppling ducile iron grooved fittings ,malleable iron threaded pipe fittings ,malleable cast iron liner plastic fittings ,various lines fittings and mechanical spare parts .Products are sold to over 30 demestic provinces and southeast Asia,Europe,Africa,South America,Oceania and other foreign markets.it is precisely the strength of superior leading enterprise . Hebei Jianzhi Casting Group Ltd plays an important role informulating the national standardS, GB/T3287,GB/T9440,ISO5922,ISO049,ISO7-1,ISO228-1,BSEN1562,DIN2950/1692/2999,ANSI/ASTM A197.ANSI/ASME