Beijin Topensea International trade Co.Ltd

Beijing TOPENSEA International Trade Co., Ltd. , located in
Beijing, China.
Holding on one mill and three warehouses as well as 600
employees, our company 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.
Our mill has got the ISO 9001:2000 quality system certificate in
2008 and our tube/pipe products have obtained authority to use
official API Monogram from American Petroleum Institute.
Not only to manufacture, stcok and export these tubes/pipes of our
mill, also we have a very tight relation with Chinese famous
special steel plant and tube/pipe mills such as TPCO, Hengyang
Valin steel tube Co., Ltd,DAYE Special Steel, Hubei Xinyegang Steel
Pipe, Chen... [Details]