| Loại | Manufacturer |
|---|---|
| Trang web | https://www.crsc.cn/ |
| Số điện thoại | +86 10 5184 6108 |
| Địa chỉ | China Tonghao Building, No.1 South Road, South Fourth Ring Road, Fengtai District, Beijing |
China Railway Communication Signal Co., Ltd. (abbreviation: China Tonghao, stock code: 688009.SH, 03969.HK) is a large-scale central enterprise directly supervised by the State-owned Assets Supervision and Administration Commission of the State Council. It is a high-tech industrial group featuring rail transit control technology. The world's largest provider of rail transit control systems. China Tonghao has a complete industrial chain integrating design, development, equipment manufacturing and engineering services of rail transit control system.