Hebei Zhonghai Steel Pipe Manufacturing CO,.LTD

We are the unique of steel pipe mill, a perfect combination manufacture and trade ,based on principle big size including seamless ERW as well hot-rolled expanded stel pipe, products is (ID89mm----720mm) , hot----rolling pipe(ID76mm----730mm), hot---expanded ...

Telephone：86-03111-87019697Address：zhonghua, shijiazhuang, hebei, China