MARGIN: auto 0cm" class=MsoNormal>mes New Roman’,’serif’" lang=EN-US>This paper provided brief information about the 7th International Conference on Gas Hydrate (7th ICGH) held at the Edinburgh, United Kingdom, from 17~21 July 2011. Prof. Thomas F.R. talked about how the famous scientist David devoted himself to scientific discovery and application, and how he found gas hydrates in the chemical laboratory 200 years ago. Canadian Prof. Ripmeeste introduced the results dealing with experimental simulation study on guest gas hydrate and the interaction process of hydrate formation and decomposition.ml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" />