NANJING, April 9 (Xinhua) -- China on Wednesday deployed a giant self-developed tunnel boring machine (TBM ... the "Jianghai" shield machine is equipped with innovative technologies, including a ...

German-based TBM manufacturer is progressing on a challenging dig under the Elbe River estuary, and expects further tunnel ...

Technical staff conduct inspection inside "Jianghai," a giant self-developed tunnel boring ... shield machine is equipped with innovative technologies, including a pressure-balanced cutterhead ...