What are the main parts of office automation system?

System functions: Huatian Power OA system includes seven functional modules: information center, today's schedule, to-do center, approval and viewing, document center, address book and WAP login. Information center: you can view the messages, notices, news, announcements and documents of the sending system, view the attached information of various messages online, reply, forward and delete various messages. Today's schedule: you can view the daily to-do list, create regular schedule and circular schedule, and complete the schedule. To-do center: you can view the information such as waiting for my approval, reading and to-do, as well as the approval form (agree, disagree and go back to the previous step) and approval process records. Approval View: You can view the information I want to approve. File center: You can view the file information uploaded by the file center and personal filing cabinet according to the actual directory, and you can read the file content online. Address book: you can view the company, public and personal address books of the system, and you can view the detailed information of any person in the address book, and you can automatically identify the phone number to make calls and send short messages (with the support of mobile phones). Login WAP: Login WAP OA through mobile browser. Whether it is a smart phone or not, you can access WAP OA through the mobile browser to realize mobile office applications [1]? .