Tianjin MinJie Steel Co., Ltd was established in 1998, is located in the Economic and Developing Zone of Jinghai, occupying the area more than 70,000 square meters, just 40 kilometers from Xingang port, which is the biggest port in the north of China. We specialize in producing welded square tube, rectangular tube, round pipe, galvanized pipe and scaffolding products. Our manufacturing equipments include 4 cutting product lines, 8 steel pipe product lines, 3 hot-dipped galvanized process lines, 2 SSAW steel product lines. According to the standard of GB, ASTM, DIN, JIS. We have setted down our own standard up to the standard mentioned above. The products are under the ISO9001 quality certification manage mode.