China’s mega Beipan River bridge

An aerial photo shows Beipan River Bridge at the border area of Guanling Autonomous County and Qinglong County in Southwest China’s Guizhou Province, Feb. 4, 2018. The 445-meter span is the longest in the world made with reinforced concrete. At a total length of 721 meters, the bridge is an important structure on the high-speed railway linking Kunming in Yunnan Province with Shanghai. [Photo: China News Service/Qu Honglun]