(The function of the smart work building is to provide a great workplace for the staff and to ensure the safety of the people in the building, as well as many assets, equipment and essential information. Building an effective security system is the primary basis for the intelligent security protection of the work building. The security system is the primary component of the system transformation of the work building, and it is also the play of the intelligent management of the building. It has become a new hot spot to improve the management level of the building and ensure industrial security. .)