Fractured reservoir is one of the main oil and gas reservoirs in Gulong - Xujiaweizi area of Daqing oilfield , and Yingcheng Fm is the main deep gas target in this area.

• 裂缝性油气藏是大庆油田古龙-徐家围子地区主要的油气藏类型之一,营城组是该区深层找气的主要目的层。影响本区营城组构造变形的构造事件确定在晚白垩世早期的青山口组一段沉积后。