This paper introduces overall design and implementation techniques for Chengdu Area Cascade Dispatching Center, Proposed a general logical structure is complete, Reasonable flow of information, the function of each subsystem is clear, and fully reflects the overall design of a combination of meteorology and hydrology. This is an automated system, it can for the development and construction of similar meteorological service of the hydropower industry provide practical experience and technical drawing. Using oracle database and c# and jsp and c++ language , Completed the development and construction of Specialized Meteorological Service System for Chengdu Area Cascade Dispatching Center.