The Yanqi Basin formed in Mesozoic and Cenozoic,is a hydrocarbon bearing basin,which has not only an imbricate,back,ramp thrust structural styles,but also a wrench structural style and so on.

• 焉耆盆地是一个中新生带含油气盆地,盆地内不仅存在叠瓦式、背冲式、对冲式等挤压构造样式,还存在扭动构造样式;