Nanjing Dinghuaimen Yangtze River Tunnel

The Nanjing Dinghuaimen Yangtze River Tunnel, formerly Nanjing Yangzijiang Tunnel, is a set of two tunnels under the Yangtze River in Nanjing, China. The tunnel connects the Gulou District to Jiangbei New District in the city of Nanjing. Construction of the tunnels began in 2010. The tunnel broke through in 2015 and was opened in 1 Jan 2016. The tunnel was renamed on 20 December 2019.