China Railway Group Co. Ltd is mainly engaged in infrastructure construction, design and consulting services and engineering equipment production as well as real estate development. The company operates its businesses through its 28 subsidiaries, 15 holding companies, 4 branches and 3 joint stock companies throughout China, and it has also undertaken over 230 projects in 55 overseas countries.
China Railway has constructed two-thirds of the nations railways and 95% of the electrified railways in China, including the Tibet Railway, the world's highest rail line, and the Beijing-Kowloon Railway between Beijing and Hong Kong. The company ranks third in construction project contracting and has received over 200 awards for engineering, architecture, research and design in China.