Yunda OA management system solutions can make the enterprises realize the dream of mobile office and foreign office, improve work efficiency and optimize the office process. Provide solutions to mobile terminal as the carrier, the use of GPRS and CDMA wireless network connected to the backend server system and the original information system, through the enterprise internal information system "move" to the mobile terminal, set up mobile office information system, help users to get rid of the limit of time and space, anytime, anywhere connection enterprises or units of all kinds of information system, makes the informatization office everywhere.