Using the world's leading digital monitoring, coding, and transmission technology, the digital video monitoring and command system of Hengshui train depot transmit the high definition real-time image of inside and outside of the waiting rooms, throats of both sides of station, key areas of some platforms and waiting rooms of 34 stations which is within scope of jurisdiction of Hengshui train depot to achieve the remote video monitoring of the stations from the train depot. On this basis, voice, data, alarm, wireless access and other advanced functions are added to form a world-leading monitoring and command system for the transport management of the railway. Of which Beijing-Kowloon line 57 digital monitoring points of 17 stations, Shi-De line 50 digital monitoring points of 14 stations, Jin Ba line 9 digital monitoring points of 3 stations, Hengshui train depot center 2 digital monitoring points, in total 118 monitoring points. In addition, we also tailored the video conference system for the Hengshui train depot to achieve device and network sharing for video monitoring and video conference with the existing video network device, so that video conference can be held any time within the scope of jurisdiction. Powerful measures have been provided to improve the management and reduce the management span.