Each stage of the evolution and development in the basin is occupied by various geological events as Yanshan Movement, tectonism, volcanic activity, palaeoclimate jump and anoxic event etc.

• 燕山运动期，构造变动、火山活动、古气候阶跃、缺氧事件等充实于盆地演化发展的各个阶段，这些地质事件在盆地演化发展中表现出多旋回特点。