北京长城博创科技有限公司
Main Product: Our company specialized in researching, developing and manufacturing drilling type measuring while drilling instrument, downhole wireless bi-directional transmission equipment. Including: MWD wireless measuring while drilling equipment, EM electromagnetic wireless measuring while drilling equipment, small diameter EM electromagnetic wireless measuring while drilling equipment, HT dual-transmission type wireless measuring while drilling equipment, downhole wireless control tools etc.
Website：www.bestrack.com.cn