China Railway Tunnel Group | China Railway Tunnel Overseas Engineering Co.,Ltd
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China Railway Tunnel Group Co., Ltd. ( CRTG in short), the largest specialized company in the field of underground works, which integrates design, construction, scientific research and manufacture into a single entity and is subordinated to China Railway Group Ltd. ( CREC in short), one of the Top 500 World Enterprises and Top 500 World Brands.

 CRTG has 14 wholly-owned subsidiaries, 3 holding subsidiaries, 2 share holding subsidiaries and 8 branch companies. Of which, 5 are tunnel design and survey companies (inclusive of design review and consultation and project supervision), 7 tunneling engineering companies, 1 bridge engineering company and 1 electromechanical engineering company as well as more than 10 other subsidiaries covering the tunneling science research, tunneling equipment manufacture, engineering testing and inspection, oversea project construction, national key laboratory and national-level technical center. The engineering projects currently undertaken by CRTG amounts to 320 in China. 7 branch offices was established abroad including Singapore, Malaysia, Uzbekistan, Peru, Israel and Greece and 1 in Macao.    

 CRTG’s business lines are: special grade for general contracting railway engineering construction; grade I qualification for general contracting highway engineering construction; grade I qualification for general contracting municipal and public engineering; grade I qualification for general contracting housing architecture construction; grade I qualification for general contracting E/M installation works; grade I qualification for professional contracting tunneling works, bridge works, water diversion works and highway subgrade works, E/M installation works, ground foundation works; professional contracting urban rail communication works; professional A qualification for municipal engineering, highway engineering; professional A design qualification for railway engineering, comprehensive A qualification for engineering investigation; class A qualification for Surveying and Mapping; class A qualification for engineering consultation; scientific research, design and technical services etc.; CRTG and all its subsidiaries have passed the accreditation of GB/T9001 Quality Management System, GB/T20041 Environment Management System and GB/T28001 Occupational Health and Safety Management System.

CRTG’s employees amount to 15,000, including 8,653 technical personnel in various professions, 6,265 technical workers, 1 academician of China Academy of Engineering, 1 national outstanding technical personnel, 13 experts entitled to national special subsidies, 487 first-grade national registered architects. CRTG’s registered assets amounts to USD 361.7 million and the total assets amounts to USD 4.02 billion, in which the original value of fixed assets amounts to USD 1.0 billion and the owners’ equity amounts to USD 533 million. CRTG owns about 7969 sets of construction machinery. With 76 sets of TBMs (or shields), it is the enterprise with the most shields and TBMs in China. CRTG’s construction capability is astonishing, i.e. annual tunneling capacity more than 500km and annual bridge construction more than 75km. Up till now, the completed tunnel amounts to more than 5,000km, in which 2,090km are railway tunnel. 

 CRTG has accepted the responsibility and mission “Loyal to the country, Devote to the society”. Dayaoshan Tunnel of Hengguang Railway constructed by CRTG, with total length of 14.295km, ranks No. 10 double-track railway tunnels in the world in 1988. The state-level engineering method of “boring in shallow depth” developed by CRTG, was awarded the 1st Class Prize for National Construction Method. CRTG is the first to apply Φ8.8m full-face tunnel boring machine (TBM) of open-type to the construction of 18.46km long Qinling Tunnel, which demonstrated that railway construction of China has stepped into a world level. By the end of 2014, the tunnel completed by TBM is up to 500km. CRTG was approved to undertake R&D of shield machine listed in China’s 863 High-Tech Program and has manufactured compound shield machine in the brand of China Railway Engineering Corporation successfully. The completed underwater tunnels by CRTG include Yellow River Tunnel of South-North Water Transfer Project, Wuhan Yangtze River Crossing Tunnel, Xiamen Xiang’an Undersea Tunnel, Shiziyang Tunnel on Guangshengang Dedicated Passenger Line, Qingdao Jiaozhouwan Tunnel etc. has pushed the tunneling works of China into a sea & river-crossing era.

 CRTG has been adhering to the strategy of thriving on technology and has been devoting herself to the research, development and application of new technology for tunnel and underground works, keeping in the leading position in international underground engineering field, especially in the construction of tunnels and underground works located in unfavorable geological conditions such as fractured zone, soft surrounding rock, expansion surrounding rock, gas bearing stratum, water inflow, karst cave, sand flow, loess etc. With superior workmanship and unique technology, CRTG owns up to present 517 items of scientific achievements that has passed review, appraisement and acceptance of its scientific management body of various level, among which 20 reach international top level, 88 items reaching international level, 123 items reaching national top level, 70 items reaching national advanced level. It has won 11 National Scien &Tech. Progress Prizes (incl. one special class) and 186 Provincial & Ministerial Scien &Tech. Progress Prizes, 88 national patents, 20 national-level and 129 ministerial-level construction methods.

 Under the enterprise principle of “perfection, reputation, excellence, creativeness”, CRTG has been endeavoring to forge quality projects, and has won 15 Luban Prize, the highest prize for national architecture project, 19 Jeme Tien-yow Civil Engineering Prize, 16 National High Quality Project, 170 items of Provincial or Ministerial-level High Quality Project. “National Key Laboratory of Shield and Tunneling Technology” and “China Civil Engineering Society and Academic Exchange Conference” are set up in CRTG by Ministry of Science and Technology and China Civil Engineering Society respectively. CRTG is accredited as high and new technology enterprises as well.

 CRTG is called as “trailbreaker” and “national team in the tunneling and underground works” by state leaders, and honored as “National User-friendly Construction Enterprise”, “National Excellent Construction Enterprise”, “China Excellent Enterprise”, “Good Faith Unit of China”, etc.; it also ranks in top ten cultural competitiveness enterprise of China. Aiming to the goal of “national-top, world-famous”, CRTG is forging the famous brand of “China Railway Tunnel Group” by upgrading enterprise quality and development capacity.

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