中文摘要：

分析XML／WebServices技术在电子商务应用中的优势，阐述现代电子商务模型中的关键问题。如何使电子商务模型更好地满足现代电子商务的需求，是目前电子商务领域中需要解决的关键问题之一。针对上述问题，提出了一种基于XML／WebServices的动态电子商务模型，并详细地介绍了模型各层次结构的功能以及模型的优点。

英文摘要：

This paper analyzes the advantages of the XML / Web Services technology in the application of e-commerce. It discusses the need of modem e-commerce and the key issues of e-commerce model. Therefore, the key question in the e-commerce areas is how to make e-commerce model to meet better the needs of modem e-commerce. This paper presents a dynamic e-commerce model based on XML / Web Services to address the above question.And it introduces the function of each hierarchy model and the advantages of model detailedly.