1. School of Energy Resources, China University of Geosciences(Beijing), Beijing, China;
2. Key Laboratory of Marine Reservoir Evolution and Hydrocarbon Enrichment Mechanism, Ministry of Education, Beijing, China;
3. Key Laboratory of Strategy Evaluation for Shale Gas, Ministry of Land and Resources, Beijing, China;
4. Research Institute of Experiment and Testing, Xinjiang Oilfield Company, PetroChina, Karamay, China