The Preliminary Application Of Business Systems Based On Digital City

The 21st century is an age of information dominated by new economy and new commerce. Economic globalization,networking, informationization, and digitalization, which are supposed to be impossible blueprints, have become true in real life. With the popularization of Internet, changes have taken place in people's life and work without being noticed. Meanwhile, in order to meet the needs of market development, enterprises have also brought some fundamental changes to their models of production and marketing. Building digital city and developing electronic government affairs have been listed on the agenda of the government; promoting e-commerce and exploring new marketing models have become crucial to enterprises' survival and development; and on-line shopping and business have already become popular new fashions in people's daily life.Through a study on such features of information age as digital city and e-commerce, this thesis introduces the technological basis for e-commerce and several main-stream commercial models, and presents some solutions to problems confronted by e-commerce. Then it also describes the systematic structure and key technology of digital city, on the basis of which the current situation and prospects of e-commerce and digital city in China are analyzed. The thesis attempts to prove that the popularization of Internet will not only intensify the significance of digital city but also accelerate the development of it. And e-commerce is therefore provoked to speed up its development. Faced with new environment and means of competition, enterprises should make the exploration of new marketing models as their fundamental task.With promoting efficiency and enhancing interaction as its principles, this thesis combines the enterprise's need, the trader's need and the consumer's need in digital city with those in e-commerce to build a new commercial model and system, effectively integrating the needs of enterprise, merchant, user and government. Following the scientific process of software engineering and comprehensively analyzing the processing requirements, the thesis designs an efficient and high-quality data model. On the basis of the development of .NET 3.5 of Microsoft and with N-tier structure which is secure and easy to maintain and update as designing principles, the thesis, adopting similar ORM frame whose basic developing technology is LINQ to SQL, designs the commercial system of digital city, including enterprise information platform, enterprise business to business e-commerce platform, trader information platform, and business to consumer e-commerce platform. Among these, enterprise information platform is responsible for releasing the information and notice of the enterprise, its need for personnel and the information of its products. On this basis, enterprise business to business e-commerce platform is built to make the inter-enterprise information exchanged with low cost, and to reduce the cost of production and marketing. Then for the sake of product sales, trader information platform is built to offer exchanges among enterprises and realize on-line sales. Finally, with an integration of all traders' information, business to consumer e-commerce platform is built to realize on-line sales between merchants and consumers and make the all-round enterprise-merchant-consumer e-commerce possible.