Qian Qihu, academician of the Chinese Academy of Engineering and winner of the highest national science and technology award, praised the "Dinghai" and "Yongzhou" shield machines of China Railway Construction Heavy Industry.

July 29, 2024

July twenty fifth，Summary of Hundred Rings of Jintang Submarine Tunnel on Yongzhou-Zhoushan Railway and Exchange Meeting on Key Technologies of Floating Control of Large Shield Segments，Academician of Chinese Academy of Engineering、Qian Qihu, winner of the highest national science and technology award“Feel the pulse”The world's longest undersea high-speed rail tunnel，Thumbs up for China Railway Construction Heavy Industries“Dinghai”“Yongzhou”Shield Machine。Qian Qihu said，Now the tunnel is off to a good start.，This is due to the good selection of Shield Machine.，It will add a brilliant stroke to the construction of submarine tunnels in China.。

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Qian Qihu, academician of the Chinese Academy of Engineering and winner of the highest national science and technology award, praised the "Dinghai" and "Yongzhou" shield machines of China Railway Construction Heavy Industry.

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