Shenzhen–Zhongshan Link
The Shenzhen–Zhongshan Link is a bridge–tunnel which connects two major cities on the Pearl River Delta (PRD) in China: the city of Shenzhen on the eastern side of the PRD, and the city of Zhongshan on the western side. It consists of a series of bridges and tunnels (Shenzhen–Zhongshan Tunnel, Shenzhen–Zhongshan Bridge and Zhongshan Bridge), starting from Bao'an International Airport on the Shenzhen side.