| With the rapid development of information technology,the traditional coal trading methods are not suitable for buyers and sellers,the transaction price is closed,the transaction process is not simple,and transaction settlement is not convenient.It also costs time and costs,which is not conducive to the risk aversion of enterprises.Therefore,an e-commerce platform is urgently needed to solve the above problems.This paper was based on the background and current situation of coal trading e-commerce.It analyzed e-commerce business.It found the current problems,analyzed the system requirements.It completed personal center,transaction service,settlement service,information release and system management through the system use case diagrams and use case descriptions.After that,it completed the system non-functional requirement analysis.And then,it carried out system design work.At last,with ASP.NET as development platform,C# as the development language,SQL Server as database,it designed and implemented the platform.The system solves the synchronization with the customer management system through WebService during the development process.This ensures that users of the platform are authenticated with integrity,ensures the quality of platform users,and it guarantees the quality of platform transaction.And it realizes payment settlement and other difficult problems through interface with payment platform.After accomplishing the development of the system,it performed functional testing through test environment and test cases,after the test's pass,it can be put into use.The implementation of the platform can display the price quotation in real time.It satisfies the needs of both buyers and sellers,they can quickly understand the market and conduct transactions,which can not only avoid the risks of the market,but also promote the efficiency of enterprise.It brings convenience to all parties and greatly reduces the transaction cost,which brings good economic benefits to both parties. |
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