The Fuyu oil layer in eastern oilfields of periphery Daqing is poorly developed with lower porosity,low permeability and abundance.The effectively production has been puzzled for many years.

• 大庆外围东部油田开发的目的层主要为葡萄花油层和扶余油层,其中扶余油层因储层发育差,具有低孔、低渗、低丰度的特点,其未动用储量的有效开发一直是困扰油田开发的难题之一。