The 24 km Shenzhen-Zhongshan bridge-tunnel, opened in June 2024, connects Shenzhen with Zhongshan, reducing travel time to 30 minutes. This infrastructure development supports business expansion across the Pearl River Delta, enhancing connectivity and fostering economic growth in the region. The new link facilitates easier access to emerging markets and opportunities for high-tech industries.

Source:  https://asia.nikkei.com/Economy/With-24-km-bridge-tunnel-link-Shenzhen-tech-hub-set-to-sprawl-further