Taking a new generation of weather radar systems to secondary products as the data source, the new system is composed of a comprehensive background distribution system and prospects site system with which the secondary radar products can be shared within the network and can be browsed online. Prospects site provides users with rich view models like single-screen, double-screen, four-screen, the list, and so on. It adopts the "page image buffer technology" and achieves a secondary radar products online animation, so that forecasters can accurately understand the evolution of the radar echoes in a span of time. Its background distribution system is based on C / S structure. And its prospects site systemis based on B / S structure. It plays the maximum role of data sharing in network technology.