...ers. (Main TBM Manufacturers).
CRCHI (China)
CREG (China) China Railway Engineering Eq...ny use “CREC” for short of 'China Railway Engineering Corporati...-see also OGITEC.
Komatsu (Japan)
LNSS (China)
Lovsuns (China/Canada)&nb...
Shandong Tian You Tunnel Engineering Equipment Co., Ltd. was establishe...management system, which have been certified by the China Quality Inspection Associatio...many technologies have reached the leading level in Chin...