Staff members prepare to measure the flow velocity by boat at the Xingzi hydrological station of the Poyang Lake in east China's Jiangxi Province, July 12, 2020. The Poyang Lake, China's largest freshwater lake located in the eastern province of Jiangxi, saw its water level rise to a record high Saturday midnight, according to the provincial department of water resources. (Xinhua/Peng Zhaozhi)
