China Railway 18th Bureau Group has successfully completed the construction of the first micro TBM tunnel in China! Assisted by Tianyou cutting tools throughout the excavation process

Author：PV：218 Time：2023-09-01

Next： The world's first large diameter double shield earth pressure combined tunneling machine, "Tiebing Guanghua 6," is being launched by China Railway Construction Heavy Industry Corporation and will participate in the construction of the Guangzhou East to Hu Prev： China Railway Construction Heavy Industry Corporation's super large diameter slurry balance shield machine "Strong Power" has successfully launched, assisting in the construction of the intercity railway network project in the Guangdong Hong Kong Macao Gr