China Railway First Group Co., Ltd., (CRFG), is a core member of China Railway Group Limited (CREC) in the Fortune Global 500 companies. CRFG possesses the super-grade qualification of general contracting for railway and highway engineering, first grade qualification of general contracting for municipal engineering and house building engineering, first grade qualification of professional contracting for railway track laying engineering, highway pavement engineering, tunnel engineering and bridge engineering, specialized qualification for urban mass transit engineering. CRFG was founded in May 1950. Over the past 60 years, the group has constructed more than 100 railways and the total laying exceeds 20,000 kilometers, accounting for about one sixth of the total of the new Chinese railway track laying. The group enjoys the fame as the "number one corporation in the world". Through 60 years of sustained development, CRFG has developed from a traditional state-owned railway construction enterprise to an integrated Construction Enterprise Group highlighted with advantages of professional, leading domestic and industry leading large-scale, which covers all construction field of railways, highways, urban rail, municipal, housing construction, environmental protection, water conservancy, hydropower, and track projects, tunnel and underground engineering, bridge construction. CRFG owns 2 divisions of Water Works and Overseas Business, 10 subsidiaries and 16 holding subsidiaries, with nearly 30,000 registered employees including 15,337 all types of professional and technical staffs, 761 experts with senior professional titles, 4 state government subsidies. The total assets of CRFG are 22.5 billion RMB and the annual turnover reaches 45 billion RMB. The group owns large-scale machinery equipment 4,700 pieces (sets), including 26 shield machines, the total assets of machinery equipment are 3.5 billion RMB and the total power is 48 kilowatts.