There are a large number of optical cable lines, power cables, oil and gas pipelines laid in the industry private network, and the environment along the way is complex and changing, frequently threatened by external forces, climate and natural disasters; for the base defense area, there is even the risk of illegal invasion. The Distributed Optical Fiber Sensing (DOS) system of Accelink Technology Co. Ltd. can be widely used in electric power, operators, and public utilities, petrochemical and other industries. Combined with artificial intelligence, pattern recognition, GIS map and other technologies, it provides differentiated, humanized and multi-dimensional monitoring and warning solutions to help ensure production safety.