One bridge from east to west, the bay area takes off altogether. This national super project not only shortens the travel time between Shenzhen and Zhongshan from 120 minutes to 30 minutes, but also better sets up a super chain interface for the Guangdong Hong Kong Macao Greater Bay Area, connecting the coastal cities and radiation areas of the "Golden Inner Bay" at the Pearl River Estuary, and pressing the "acceleration key" for the integration and development of the Greater Bay Area. [Detailed]