Undersea Tunnel of Shenzhen-Zhongshan Link Features Special Safety Designs

The tunnel section of the Shenzhen-Zhongshan cross-sea link project has excelled in many special designs to guarantee people’s safety during a traffic or fire accident, according to engineers of the project. #!language=1 Welcome to subscribe us on: Facebook: Twitter: LinkedIn: Video on Demand: If you are in demand of this video footage, please contact with our business development team via email: service@