Prof. Zhiyuan Wang works at China University of Petroleum (East China), where he is Director of the Institute of Offshore Oil, Gas and Hydrate. His research interests include oil–gas well engineering, offshore oil engineering, multiphase flow theory and application, hydrate control, etc. He is a Young Chang Jiang Scholar, Distinguished Professor and Taishan Scholar in Shandong Province, and winner of the Outstanding Youth Science Foundation of China Award.   Prof. Baojiang Sun works at China University of Petroleum (East China), where he is Dean of the School of Petroleum Engineering. His research interests include fluid mechanics in oil–gas wells, basic theory and technology for offshore oil engineering, and theory on multi-component multiphase flow in wells. He is a winner of the Special Government Allowances of the State Council, Chang Jiang Scholars and 973 Program Chief Scientist.   Prof. Yonghai Gao works at China University of Petroleum (East China). His research interests include multiphase flow and heat transfer in wellbores, deepwater flow assurance and safety problems, theory and technology for drilling and safety of gas hydrate, etc. He won the First Prizes of Provincial-level Scientific and Technological Progress Awards.

• Overview on Hydrate Risks in Deepwater Oil and Gas Development.- Formation and Decomposition of Natural Gas Hydrate.- Prediction for NGH Formation Area in Deepwater Gas Well.- Influence of Hydrate Phase Transition on Multiphase Flow in Deepwater Gas Well.

Prof. Zhiyuan Wang works at China University of Petroleum (East China), where he is Director of the Institute of Offshore Oil, Gas and Hydrate. His research interests include oil–gas well engineering, offshore oil engineering, multiphase flow theory and application, hydrate control, etc. He is a Young Chang Jiang Scholar, Distinguished Professor and Taishan Scholar in Shandong Province, and winner of the Outstanding Youth Science Foundation of China Award.   Prof. Baojiang Sun works at China University of Petroleum (East China), where he is Dean of the School of Petroleum Engineering. His research interests include fluid mechanics in oil–gas wells, basic theory and technology for offshore oil engineering, and theory on multi-component multiphase flow in wells. He is a winner of the Special Government Allowances of the State Council, Chang Jiang Scholars and 973 Program Chief Scientist.   Prof. Yonghai Gao works at China University of Petroleum (East China). His research interests include multiphase flow and heat transfer in wellbores, deepwater flow assurance and safety problems, theory and technology for drilling and safety of gas hydrate, etc. He won the First Prizes of Provincial-level Scientific and Technological Progress Awards.

• Overview on Hydrate Risks in Deepwater Oil and Gas Development.- Formation and Decomposition of Natural Gas Hydrate.- Prediction for NGH Formation Area in Deepwater Gas Well.- Influence of Hydrate Phase Transition on Multiphase Flow in Deepwater Gas Well.