China Railway Group Limited is principally engaged in infrastructure construction, survey, design and consulting services, engineering equipment and components manufacturing, as well as property development. The Company operates its businesses through infrastructure construction, which includes projects such as railways, roads and municipal engineering, among others; survey, design and consulting services, which involves in provision of survey, design and consulting services for railway, bridge, road and tunnel projects; engineering equipment and spare parts manufacturing, which provides large-sized bridge steel structures, railway switches and shield machines, among others, as well as property development business. The Company also involves in investment and operation of railway and road build-operate-transfer (BOT), development of mineral resources, materials trading and other businesses.