China Railway Signal & Communication Corporation Limited, together with its subsidiaries, provides rail transportation control system solutions in China and internationally. It operates through three segments: Rail Transportation Control System, General Engineering Contracting, and Others. The company offers design and integration, and system integration services for rail transportation control system-related products; and design and consulting services for rail transportation projects. It also produces and sells signal system products, communication information system products, infrastructure equipment and information systems, and other related products. In addition, the company offers construction, installation, testing, operation, and maintenance services for rail transportation control projects; and services relating to municipal engineering projects and other construction projects. Further, it engages in the system delivery service, investment management, and technical exchange and trade activities, as well as provision of project management activities. The company was founded in 1953 and is headquartered in Beijing, China. China Railway Signal & Communication Corporation Limited is a subsidiary of China Railway Signal & Communication (Group) Corporation Limited.