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  TBM Producers List

  ...Manufacturers). CRCHI (China)  CREG (China) China Railway Engineering Equipment Group Co. Ltd. is owned by China Railway Group Limited (company use “CREC” for short of 'China Railway Engineering Corporati...

  162 days ago

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  Cutter and tools

    　　Shandong Tian You Tunnel Engineering Equipment Co.,...onmental management system, which have been certified by the China...ovating, many technologies have reached the leading level in China,...

  1737 days ago