We Tianjin Shengjintai Steel & Iron Co.,Ltd is a professional trading company established by Sino Golden Sunshine(Group) Stock Co.,Ltd,Which subordinate to Tianjin Tiantie Zhaer Steel Production Co.,Ltd. mainly exporting kinds of reinforcing steel ,screw thread steel bar , tinplate and steel pipes,coils applied in the oil & energy industry with high quality and competitive price to southeast asia, Oceania,the middle east.Currently we have passed ISO 9001 and BV certificate.