Supported by Ministry of Housing and Urban-Rural Development, Ministry of Environmental Protection, People’s Government of Jiangsu Province and Asian Development Bank, the Fifth International Conference for China Urban Water Development and Expo of Technologies and Facilities﹠Annual Convention (2010) of China Urban Water Association will be jointly held by Chinese Society for Urban Studies, China Urban Water Association, Department of Housing and Urban-Rural Development of Jiangsu Province and People’s Government of Wuxi Municipality, aiming to review the achievements in energy conservation, reduction of greenhouse gas emission and safe drinking water in the period of the eleventh Five-Year Plan, get a clear understanding of the current problems and challenges and study on where urban water development shall move, what its aim and priorities are and the required theories and technologies in the period of the twelfth Five-Year Plan.