In pics: construction site of No. 29 pier of south main tower of Shanghai-Nantong Yangtze River Bridge

Aerial photo taken on May 8, 2019 shows the construction site of the No. 29 pier of south main tower of Shanghai-Nantong Yangtze River Bridge in Nantong, east China's Jiangsu Province. The pier has reached the height of 305.5 meters. (Xinhua/Xu Congjun)