Oil and gas exploration and development of Petro China Company Limited is gradually focused on expansion of complicated fields during the 12~(th) Five-Year Plan Period, such as complicated structure, low permeability, deep-layer carbonate rock and compact oil and gas. A series of geophysical technological policies has been formulated on the basis of division of basins and fields, enhancing the application methods of geophysical technology. Those methods include optimizing data acquisition technology to enha...