Jiyuan Beifang Drilling & Rolling Co., Ltd. is the subsidiary company of Zhongyuan Special Steel Trading LLC., established in 2001. We focus on manufacturing oil drilling tools and machinery parts. Our main production covers non-magnetic drill collars, drilling stabilizers, moulds for ductile iron pipes and various rolls & shafts, etc. Our plant is equipped with complete supporting facilities and an innovative team consisting of experienced engineers and skilled workers. The production ...