Now the centralized distribution system is the core of the corps command center and the conference room, which can remotely and locally dedicated computers and servers, local network cameras, some district and county simulations, network camera information retrieval to any one of several groups of splicing wall units, and the conference room can also realize the switching and scheduling of the picture through the splicer in the system, and when the municipal government monitoring project construction access is completed, the role of the centralized distribution splicing system will be more prominent.