The south pylon of the Wufengshan power-line crossing on the Yangtze River is detonated in Zhenjiang, east China's Jiangsu Province, July 11, 2018. The two concrete pylons of the Wufengshan power-line were detonated on Wednesday to facilitate inland navigation of large vessels on the Yangtze River. (Xinhua/Li Xiang)

The north pylon of the Wufengshan power-line crossing on the Yangtze River is detonated in Zhenjiang, east China's Jiangsu Province, July 11, 2018. The two concrete pylons of the Wufengshan power-line were detonated on Wednesday to facilitate inland navigation of large vessels on the Yangtze River. (Xinhua/Li Xiang)