A staff member of the government's epidemic prevention department works to disinfect a school after a flood in Zhuxi village of Xupu County in Huaihua City, central China's Hunan Province, May 16, 2010. Heavy rains triggered mountain torrents in Xupu County on Wednesday and Thursday, causing damage to its four major bridges and the trunk roads linking Shanxi Town to the outside. [Xinhua]

A staff member of the government's epidemic prevention department prepares to work after a flood in Zhuxi village of Xupu County in Huaihua City, central China's Hunan Province, May 16, 2010. Heavy rains triggered mountain torrents in Xupu County on Wednesday and Thursday, causing damage to its four major bridges and the trunk roads linking Shanxi Town to the outside. [Xinhua]