this is linyi shengyuan seamless steel pipes co.,ltd ,we are manufacturer of steel pipes, we can supply pipes with high quality ,and acc to standard ASTM A106 GR.B ASTM A53 GR.B DIN 17175,DIN1629/2448. the annual output is 400000 tons .
Contact Person : zhang jun Job Title : Business Manager Telephone : Fax Number : Address : luozhuang district , Linyi, Shandong Fax : 86 - 0539 - 7060918 Website : Visit website