Intelligent office uses advanced technology and equipment to improve office efficiency and office quality, improve office conditions, reduce labor intensity, and realize scientific management and decision-making. There are three types of intelligent office automation: transactional, managerial and auxiliary decision-making. The transactional office automation system is composed of computer software, hardware equipment, basic office equipment, simple communication equipment and a database for handling affairs; the management office system is an integrated system that closely combines the transactional office system and comprehensive information (database). Office information processing system; decision-making office automation system is an office automation system that adds decision-making or auxiliary decision-making functions on the basis of transaction processing system and information management system.