1. Exploration and Development Research Institute of Daqing Oilfield Co., Ltd., Daqing, Heilongjiang 163712, China
2. National Key Laboratory for Multi-resource Collaborated Green Development of Continental Shale Oil, Daqing, Heilongjiang 163712, China
3. School of Earth Sciences, Northeast Petroleum University, Daqing, Heilongjiang 163318, China
4. Institute of Unconventional Oil and Gas, Northeast Petroleum University, Daqing, Heilongjiang 163318, China