Inquiry (采购产品): steel tubes Zhangjiagang Dinwei pipe-making co., ltd specialized in the production of cold-drawn/cold-rolled precision seamless steel tubes, such as auxiliary steel tubes, bright oil tubes, with the annual output over 50000 tons. **** Hidden Message ***** tracy lu 215636 Company: Zhangjiagang Dehai Group E-mail: tracy@dehaichina.com **** Hidden Message ***** tracy@dehaichina.com
