Abstract: Huge disasters refer to the natural disasters that cause the huge loss of life and property and have serious impact on social and economic development.Huge disasters in China include extraordinary floods,large earthquakes,exceedingly large storm tides and sustained droughts over large tracts.Huge disasters have occurred in 18 different years since the founding of the People's Republic of China.The root-causes for frequent occurrence of huge disasters are complex and highly varied natural conditions,intense and abnormal dynamic activities,weak disaster reduction infrastructure and insufficient huge disaster prevention ability.Huge disasters still seriously threaten the national safety,society and economy in the future.It is estimated that 11 high-risk areas are distributed in eastern coastal areas and a part of central areas in China.The countermeasures of huge disaster prevention include raising people's awareness,enhancing study,establishing a management system and an early-warning system,working out an emergence plan and strengthening international exchange.