To solve the various types of personnel intensive places emergency exit safety evacuation and security management issues, the Beijing Fire Bureau and the Beijing Branch in Tianlong Control System Co., Ltd. cooperation R & D "fire emergency exit safety control alarm escaping door lock system".

The system from countries such as Europe and the United States push bar lock of mature technology, electromechanical integration, voice alarm, sound and light guide, automatic monitoring, system linkage control organically developed four kinds of canonical forms of escaping door lock alarming system and resolve the various types of personnel intensive places emergency safety evacuation and security management. Under normal circumstances, the authorized officer may be the key or read access card, non authorized personnel access will automatically alarm, fire, emergency exit a push to open, the system can alarm immediately and continued to broadcast evacuation guide language and guide the evacuation.

The use of the system is conducive to improving the security of the security and fire safety evacuation ability, can protect the emergency evacuation of personnel.

At present, the door lock system has been started in the coastal cities and the city of large supermarkets put into use.