The Northwest region of China is covered by desert and gobi, there are not anyone in many places, but it is aboundants in energy and mineral resources, so it is the area where the advantage of remote sensing can be played. This paper generalizes the method of how to found the buried structure in the Northwest of China, it also supposes that remote sensing technique can do the best in the oil-gas resources prospecting when it is combined with the method of non-earth quake.