Shengli Oilfield has 21 branches. According to the relevant information, Shengli Oil Production Plant, Dongxin Oil Production Plant, Xianhe Oil Production Plant, Binnan Oil Production Plant, Chunliang Oil Production Plant, Linpan Oil Production Plant, Hekou Oil Production Plant, Gudong Oil Production Plant, Zhuangxi Oil Production Plant, Offshore Oil Production Plant (Port Management Office), Xinchun Oil Production Plant, Oil and Gas Gathering and Transportation General Plant, Petrochemical General Plant, Bohai Drilling Company, Yellow River Drilling Company, Offshore Drilling Company, Logging Company.