关键词人力资源网络服务设计模式三层结构 I Abstract As a new information system aroused after 1990s and with the development of IT technique, Human Resource Management System has already been an indispensable part in the growing of enterprise. The enterprise will not be able to grow up steadily until it localize human resources management strategically, overall and systematically, analyze and figure out human resources management question early. However the existing human resources management system almost only is the simple personnel management system, the installment and deployment is not convenient. It’s hard to truly promote the human resources management level, and the effects of enhancing the working efficiency and reducing the management cost is not obvious, cannot satisfy the enterprise muting and munication management need in most cases. Moreover the user may not act according to own actual situation to make the revision because the software solidifies the module. As the traditional Personnel Management can no longer meet the requirement of modern time, after study the existing HR management system module’s ings,