meiweimei

Beijing, China

Beijing TOPENSEA International Trade Co., Ltd. , located in Beijing, China. Holding one mill and three warehouses as well as 600 employees, it is focusing on the various steel tubes/pipes manufacture and stocks such as structural pipe, fluid pipe, petroleum casing pipe, line pipe, middle and low-pressure boiler tube, hydrostatic pressure supporting tube, cylinder pipe, automobile semi-axis tube, geology piling pipe including heat treatment pipes and cold draw pipes wiht annual capacity 300,000 tons.