Shanghai Hanqi Metallic Material Co., Ltd is a company specialized in manufacturing and selling seamless steel pipes, welded pipes,API pipes ,high pressure cylinder tubes and pipe fittings etc,which are of the most varieties, full specifications, and various models in China. The company maintains two subsidiary companies ,including Tianjin Bohai Steel pipe Co., Ltd as its mill and Tianjin Yimei Metal Trading Co.,Ltd as its International office. Our company mainly produce carbon seamless steel pipe,also trade with welded pipes,API pipes ,high pressure cylinder tubes and pipe fittings etc from TPCO,Shanghai Baosteel ,Hunan Hengyang Steel etc.We have modern and large outdoor and indoor warehouse. Its merchandises on hand are over 10 thousand ton. Our company has obtained quality certificate of ISO9001. Over the past few years, relying on advantaged geographic position, convenient transportation, complete supporting equipments, advanced inspection tools and strong technica