This module builds on those concepts, showing you how to extend this technology outside your company, using web services and additional advanced features to build a business-to-business automated procurement process.

• 此单元在这些概念的基础上,说明如何将这一技术扩展到公司之外,以及如何使用Web Services和其他高级功能生成企业对企业的自动采购过程。