drilling tools, such as drill pipes, spiral drill collars,general drill collars, nonmagnetic drill collars...

shishi town,jiyuan city,henan province

Jiyuan City East Heavy Industry Co., Ltd is a foreign trade company which specialized in the field of petroleum machinery, and set up good relations of cooperation with many domestic manufacturers. We...

drilling tools...

drilling tools...

drilling tools...

Henan Zhongmei Drill Tool Co., Ltd., which is a joint-venture enterprise, specializes in drilling tools, integrating research& development, production, marketing, and sincere service. Our comp...