Web site creation is very popular and people use web sites to advertise their business and to expend their marketing. Web service technologies are major impact for e-commerce system [5]. Online shopping system will soon become the predominant mode of shopping, the expansion of online offerings and better online shopping tools. The proposed system applies web technology to implement online book sales system which includes processes book-collecting, book-advertising and book-selling. This system helps customers to find the required book information that may save time, money, and also that may give convenience and satisfaction to the customers. This system is implemented by using ASP.Net programming language and Microsoft SQL server 2000 for database