信息化是本世纪末、下世纪初世界科技、经济和社会发展的主流。信息化社会建立在信息基础设施之上，而信息基础设施的主体是信息网络。欧美各国和一些亚太国家及地区都相继建立了各自的计算机信息网络，其中影响最广、规模最大的是In-ternet网。在我国的“八金工程”中，“金桥 Informationization is the mainstream of science and technology, economy and social development in the world at the end of this century and the beginning of next century. The information society is based on the information infrastructure, and the main body of the information infrastructure is the information network. Europe and the United States and some countries and regions in the Asia-Pacific region have established their own computer information network, the most influential, the largest is In-ternet. In our “Golden Project”, "Golden Bridge