The development of modern information technology leads us to the information time. The accurateness, highly effectiveness and interconnection of information system make it indispensable for the enterprise to survive and develop.

• 现代信息技术的发展,使我们进入了信息化时代,信息系统准确、高效和互联互通的特性,使其成为企业生存和发展的基本条件。