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沈阳铁路信号有限责任公司隶属于中国铁路通信信号集团公司,是国资委所属中央驻沈企业。自1937年建厂以来,沈信创造了一个又一个奇迹。中国第一台铁路信号继电器、第一台单元控制台、第一门铁路专用纵横制电话自动交换机、第一台中国标准的查询/应答器……作为一个具有深厚技术、文化底蕴和充满社会责任感的高新技术企业,沈信在当今中国轨道交通信号控制领域,产品类别最全,形成了从车载到轨旁、从车站到区间完善
Shenyang Railway Signal Co., Ltd., a subsidiary of China Railway Signal and Communication Corporation, is a central enterprise stationed in Shenyang by SASAC. Since its establishment in 1937, Shenxin has created miracles one after another. China’s first railway signal relay, the first unit console, the first special railway crossbar telephone automatic exchange, the first Chinese standard inquiries / transponders ... ... as a profound technical, cultural heritage and full of social responsibility Of high-tech enterprises, Shen letter in today’s China rail signal control field, the most complete product categories, formed from the car to the track, from the station to the range of improvement