Hebei Shengdebaolong International Trading Co.,LTD is the professional manufacturer and exporter of steel pipes.Our products are widely used in shipbuilding,oilfield , pipeline ang etc.With the rich experience of making and exporting steel pipes,our customers are from all over the world,such as GERMARY,SPAIN,AMERICA,CHEILE, JAPAN and so on. We sincerely hope we cancooperate with you.