DONGYING WEIMA PETROLEUM DRILLING TOOLS CO.,LTD

We manufacture and supply service of petroleum drilling tools, such as drill pipe, drill collar, heavy weight drill pipe, tool joint and other associated drill rig components. WEIMA using advanced manufacturing machines,like MTI friction welding machine, Tuboscope horizontal and vertical magnetic leakage inspection machine which are both imported from USA. Products are manufactured according to API standard,now we have get Ghost certification, API5DP, APT7 API 5CT and Ghost certification,drill pipes are exported to many countries in the world.