Hebei Longway Petroleum Equipment Co., Ltd. is a company thatspecially manufactures kinds of petroleum drill pipes andjoints.The production base locates in Jinzhou. The company has the most advanced friction welding, drillpipe upsetting equipments and a variety of molding process andmachining equipments, as well as four product lines of drill pipesand connections. We can manufacture all kinds of drill pipes andconnections of national or US standard according to customers'requirements.