China's domestically developed high-speed-rail shield tunneling machine "Linghang" has successfully completed the construction of the 11.18-kilometer underwater section of the Chongming-Taicang Yangtze River tunnel. The tunnel linking Shanghai's Chongming District and Taicang

China's domestically developed high-speed-rail shield tunneling machine "Linghang" has successfully completed the construction of the 11.18-kilometer underwater section of the Chongming-Taicang Yangtze River tunnel. The tunnel linking Shanghai's Chongming District and Taicang

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