Office automation (OA: OFFICE AUTOMATION) is the use of Internet / Intranet technology, based on the concept of workflow, so that internal staff to share information easily and quickly and efficiently work together; changes in the last complex, inefficient manual methods of office, the rapid implementation , a full range of information collection, information processing, enterprise management and to provide a scientific basis for decision-making. OA implementation of an enterprise is also a measure of the extent of its implementation of the standards of modern management. Today at home and abroad, with the electron of the rapid development of information technology, automation technology in the enterprise to occupy an increasingly important position. A number of large enterprise groups (such as Lenovo, Haier) are working to achieve high-level office automation network, which will save a lot of their human resources and many office costs, improve working efficiency greatly. OA system development because of the relatively high cost, not in general small and medium enterprises can afford. Therefore, the development of low-cost automation, becoming some of the urgent needs of small and medium enterprises, the development of this system is the goal of low-cost, efficient, user-friendly.