1. School of Geoscience and Technology Southwest Petroleum University Chengdu China
2. Tianjin Branch of China National Offshore Oil Co., Ltd. Tianjin China
3. School of Chemistry and Chemical Engineering Chongqing University of Science and Technology Chongqing China
4. Key Laboratory of Shale Gas Exploration, Ministry of Natural Resources Chongqing Institute of Geology and Mineral Resources Chongqing China