中铁二院通号院主要经营:铁路通信信号工程的研究和设计、工程承包、技术咨询;
地铁和轻轨通信信号、FAS、BAS、AFC设计、咨询、监理;
高速公路通信信号、收费、监控等系统的设计、咨询、监理;
电信运营商(铁通、联通、网通、移动等)的工程咨询设计
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