CRYYF OTC

China Railway Signal & Communication Corporation Limited (CRSC) is a prominent supplier of advanced control system solutions for rail transportation, operating both within China and internationally. The company organizes its operations across three main divisions: Rail Transportation Control System, General Engineering Contracting, and other business activities. CRSC provides a comprehensive range of services for rail control projects, covering design, consulting, and system integration. Furthermore, it manufactures and distributes various products, including signaling systems, communication information systems, and essential infrastructure equipment. Beyond product supply, CRSC also handles the construction, installation, testing, ongoing operation, and maintenance of these complex rail systems. Its General Engineering Contracting division extends the company's capabilities to municipal engineering and other general construction ventures. Additionally, CRSC is involved in investment management, facilitates technical exchanges and trade, serves as a bidding agency, and offers project management services. Established in 1953, the company is headquartered in Beijing, China, and functions as a subsidiary of China Railway Signal & Communication (Group) Corporation Limited.