Along with Internet's swift development, network more and more seepages to people's life. Adapts what with it is the thing which lives with the people are closely linked also gradually starts to realize the network, a very important part is the currency network, namely ideal money. Ideal money birth, while gives people's life to bring the convenience, also has some insufficiencies. This article from starts to ideal money's summary introduction, to aspects and so on ideal money's origin, development as well as characteristic has made the elaboration. Then draws out the ideal money and the network finance relations, and the influence which created to the network finance has carried on the detailed explanation to ideal money's development, asked the existence question. Finally proposed about solves these question some suggestions, and has carried on the forecast to ideal money's prospect.