In China, the train section signal facilities are integrated to put them in the house in order to facilitate the repair and maintenance.
我国的铁路区间信号设备采用集中放置于室内的形式，这对系统的维护和维修提供了很大的方便。
It provided for the train traffic order and ensured traffic safety. At present, the signal design of train control system needs continuous field tests to be improved.
目前列控系统的信号工程设计需要通过不断的现场试验进行完善，这样做的结果是会消耗大量人力和物力。
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