In recent years, a number of prolific lithologic reservoirs have been discovered in the Sha-II member of Neogene Shawan formation, representing an important breakthrough in shallow-depth exploration.

• 准噶尔盆地西缘车排子凸起是有利的复式油气聚集区,近年来在其新近系沙湾组沙二段发现了一批高产岩性油藏,实现了浅层勘探的重大突破。