Professor Defan Guan is a famous Chinese petroleum geologist, who worked at Northeast Petroleum University, CNPC and Sinopec Group. He has a long engagement in teaching, research and management in petroleum geology and petroleum geochemistry. He is the former president of Sinopec Research Institute of Petroleum Exploration and Development. He has been awarded the title of "Sinopec technology and management expert with outstanding contributions". Currently he is serving as director of the editorial committee of Sino-Global Energy and a part-time professor at China University of Geosciences, China University of Petroleum and Northwestern University.

Xuhui Xu received his B. Sc. degree from Chengdu University of Technology and Ph.D. from Tongji University. He has conducted research on assessment and exploration planning of oil and gas bearing basins for more than 25 years. He is now chief president of Wuxi Research Institute of Petroleum Geology, RIPEP, SINOPEC. His interests include basin analysis and basin modeling.

Zhiming Li received his B. Sc. and M. Sc. degree from Changchun college of geology, and Ph. D. from Guiyang Institute of Geochemistry, Chinese Academy of Sciences. He is a senior geologist. He has over 20 years working experience in studies of reservoir and oil and gas geochemistry. His interests are in integrated petroleum geological and geochemical assessment.

Lunju Zheng received his B. Sc. degree from Chengdu University of Technology and Ph.D. from China University of Geology. He is a senior geologist. He has over 25 years working experience in studies of oil and gas geochemistry. His interests are in source rocks assessment and hydrocarbon generation and expulsion simulation.

Caiping Tan received her B. Sc. degree from Nanjing University. She is a senior geologist. She has over 25 years working experience in studies of oil and gas resource assessment. Her interests are in calculation procedure of oil and gas resources.