Zhanjiang Bay Bridge: The main bridge of Zhanjiang Bay Bridge is a double-tower and double-span hybrid beam cable-stayed bridge. The main bridge is 840 meters long, with a main span of 480 meters and a span of 120 meters + 60 meters. It is the largest bridge project built after the Humen Bridge in Guangdong Province. It is the science and technology demonstration project of the Guangdong Provincial Communications Department. Our company participated in the supply in 2006.