... their respective industries. Jiangsu Pengfei Group and Jiangsu Haijian Stock Co.,Ltd. are two of our main ... Products Company NameMain ProductsMaterialPart of Technical RequirementJiangsu Pengfei Group Co.,Ltd.Support roller, kiln tyre, girth gearZG35CrMo, ... ZG42CrMoUltrasonic test Grade 3Jiangsu Haijian Stock Co.,Ltd.Support roller,kiln tyre,girth gearZG35CrMo,ZG42CrMoUltrasonic ...