We are Beijing Liuhe Greatness Technology., LTD based in Fengtai District, China. We are member of TradeKey.com since February, 2013. Our business is related to Measurement Instruments industry and we specifically deal in survey drilling instrument. Please find our product details below:Mud Pulse MWDThe retrievable Mud Pulse MWD uses mature and reliable positive mud pulse technology and transmits stand pipe signals and other parameters by radio on the ground.Thank you for taking time to go through our business profile. If there are any questions, inquiries or comments, please feel free to contact us.