China Railway Construction Corporation Advances Undersea Tunnel Projects with Homegrown Technology

marketscreener
2026.01.30 07:38
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China Railway Construction Corporation (CRCC) is advancing undersea tunnel projects across various seas using domestically developed technologies. Key projects include the Yongzhou Railway's Jintang tunnel at 78 meters deep, the Qingdao Jiaozhou Bay Second Tunnel at 17.48 kilometers, and the Shenzhen-Jiangmen Deep River tunnel at 116 meters deep. CRCC employs an integrated shield tunneling system to manage high water pressure and ensure safe operations. These projects aim to enhance regional connectivity along China's coastline and improve transportation integration.