The development of Web2.0 not only update the network industry, but also vastly impact on the traditional retrieval methods
of networked information and put forward more new demands. The paper analyses the development of Web2.0 and the new demand
of networked information retrieval, describes and evaluates the current mode of networked information retrieval. At last,
the author put forwards a new conceptual mode which based on JXTA and P2P of networked information retrieval.