SHIJIAZHUANG JIZHONG MALLEABLE IRON CO.,LTD. WAS ESTABLISHED IN 1998.OUR FACTORY COVERS 15000SQUARE METERS WITH 150 EMPLOUEES INCLUDING 30 PROFESSIONAL WORKERS FOR QUALITY CONTROL.WE ESTABLISHED OUR OWN LAB AND TEST EQUIPMENTS.THE CERTIFICATES OF ISO9001,SGS,AND UL HAVE BEEN AWARDED AT PRESENT.