(With the rapid development of economy and information industry, modern integrated business information management system has become an important means to prosper and strengthen enterprises. It has been the consensus of businessmen to ask for quality, benefit and vitality from management. The security system of network video management system and alarm system is gradually involved in multimedia, software engineering, network technology, office automation and many other technologies. It is widely used in all walks of life with its unique functions and advanced technology, and has become an indispensable part of the integrated management system. It can accurately, clearly, quickly and intuitively transmit the image information of the monitored system to the monitoring center, The monitoring center can directly understand and master the situation of each monitored point, and can respond to and deal with the situation in a timely manner.)