BII Railway Transportation Technology Holdings Company Limited, an investment holding company, designs, produces, implements, sells, and maintains application solutions in the People's Republic of China. The company operates through Intelligent Railway Transportation, Infrastructure Information, and Business Development Investment segments. The Intelligent Railway Transportation segment designs, produces, implements, sells, and maintains application solution services, including related software, hardware, and spare parts in railway transportation areas. The Infrastructure information segment offers civil communication transmission services and related software, hardware, and spare parts in utility tunnel areas. The Business Development Investment segment manages the equity investments in railway transportation and infrastructure areas. It also offers application solutions for the networking and controlling systems of public transport. In addition, the company's product includes passenger information system, automated fare collection system, automatic fare collection clearing centre, and traffic control centre. The company was incorporated in 2011 and is headquartered in Beijing, the People's Republic of China. BII Railway Transportation Technology Holdings Company Limited operates as a subsidiary of Beijing Infrastructure Investment (Hong Kong) Limited.