The phase of fault activities makes the reservoir separate into lower play (Es3), middle play (Es1 and Ed) and upper play (Neocene).

• 断裂活动的阶段性控制油气在纵向上分为下部成藏组合(沙三段)、中部成藏组合(沙一段、东营组)和上部成藏组合(新近系)。