Zhangjiagang City Yiyang Pipe Producing Co., Ltd locates in Zhangjiagang City, Jiangsu Province that is known as the center of Yangtze River delta economic district. It adjoins Shanghai and its one-hour traffic circle contains many large and medium-sized cities such as Suzhou, Wuxi and Nantong etc. Meanwhile the international port-Zhangjiagang port is near at hand. Transportation here is very convenient by land, water and air. Our corporation specializes in producing cold-drawing & cold-rolling seamless steel tube as well as bearing rings, with Zhangjiagang Yiyang Pipe Producing Co., Ltd, Zhangjiagang Yichen steel Tube Co., Ltd, Hongze Jiecheng Pipe Producing Company Ltd, Zhangjiagang City Yiyang Precision Bearing Co., Ltd, Hongze Yiyang Steel Tube Co., Ltd, Zhangjiagang City Yiyang Pipe Producing Sales Co., Ltd and Zhangjiagang City Yiyang Import and Export Trading Co., Ltd as the affiliate enterprises. Our corporation has established our own Technology Research and Development Center and possesses professional technology management team. We have obtained ISO 9001, TS16949 Quality Management System Certificate, ISO14001 Environment Management System Certificate and CE-PED Certificate. Our corporation?? product is top-grade with stable quality and its general competitive ability tops the list in steel industry. Currently our corporation covers an area of 230 thousand square meters and possesses 130 thousand square meters??standard workshop. Our annual production capacity is 100 metric tons??seamless steel tubes and owns 9 sets of Piercing device, 62 sets of ?30-?90 cold rolling machines, 38 sets of 5-80 ton cold drawn machines, 9 sets of continuous heat treatment furnaces, 2 sets of continuous bright annealing & normalizing furnaces as well as appropriate supporting devices. Our corporation?? automation keeps ahead in steel industry in China. With advanced and complete testing equipments, we can put up various tests and analysis. So far we are well-equippe
