Network Environment, Business Information Retrieval Research,

Information retrieval is the most important subject in the study of library science and information science. Commerce information is necessary for enterprises to make commerce decisions. Under the circumstances of knowledge economy, how to get commerce information economically and conveniently and how to provide the users with comprehensive, characteristic and effective information services become two subjects in enterprise circle and library circle. In this paper, the author introduce and analyze some countries' retrieval services provided by commerce information system so that the enterprises are provided with appropriate commerce information retrieval methods, at the same time, the information providers are provided with corresponding reference. In addition, the author discusses some questions and technologies existing in the search of Internet information and advances solutions and its development trend. Finally, the author advises on the service strategy of information system.