39.07 kilometres long in total, with a 11.185-kilometre underwater section, the 16.64 metre wide cutter head of the “Jianghai” shield machine for the Haitai Yangtze River Tunnel in Haimen of Nantong began to rotate on the morning of 10 April. Full story (in Chinese) via this link; read lots more of the latest news from Nantong via this link.