In Himalaya period,the basin was compressed.As Tertiary deposits increased,Jurassic source rocks started secondary hydrocarbon generation, thus resulting in the activation and reconstruction of the petroleum system.
In Himalaya period,the basin was compressed.As Tertiary deposits increased,Jurassic source rocks started secondary hydrocarbon generation, thus resulting in the activation and reconstruction of the petroleum system.
燕山运动中晚期，侏罗系大规模冲隆及剥蚀，侏罗系源岩生烃作用终止，含油气系统被破坏。