Niutou Tunnel on Guangzhou-Shenzhen Yanjiang Expressway
Released at: 12 March,2019
The Niutou Tunnel on Guangzhou-Shenzhen Yanjiang Expressway is a one-way four-lane tunnel with the largest cross-sectional area, i.e. 243.5 m2, in China. It was finally completed in December 2013.
Company Name: Hunan Communication & Water Conservancy Group Ltd.
