Xi’an Research Institute of CCTEG relies on the core technology of mine comprehensive geophysical prospecting and the advantages of the foundation, technology and equipment for research on ground geophysical exploration. It constantly completes the industrial chain, forming a geophysical engineering industry that serves coal resources and geological guarantee of safe and efficient mining. The business includes surface two-dimensional, three-dimensional seismic prospecting, transient electromagnetic, high-density electrical method, and downhole in-seam seismic prospecting, direct current electrical method, transient electromagnetic, audio electric penetration and other exploration projects. Services are available in Shaanxi, Shanxi, Inner Mongolia, Hebei, Henan, Shandong, Jiangsu, Anhui, Ningxia, Gansu, Jiangxi, Xinjiang, Liaoning and other mining areas.