Liaocheng City Xinglong Seamless Pipe Manufacturing Company Limited (thereafter refer to as XSP) which is cold drawn working line belongs to ZGL group, is a general steel factory engaging in pipe manufacturing and R&D; Design, manufacture and installation of mechanical equipments; international trade. During the 8-year developing period, XSP has established branches and manufacturing and R&D centers in whole North China. Pursuit to the tenet on serving clients by credit, satisfying client's requirements by high-quality service and product, XSP is looking forward to cooperating with clients around the world.