A train attendant poses next to a high-speed train during its trial operation along the Shangqiu-Hefei-Hangzhou High-speed Railway at Zhegao Railway Station in Chaohu City, east China's Anhui Province, May 27, 2020. The Hefei-Huzhou section of the Shangqiu-Hefei-Hangzhou High-speed Railway entered a trial operation phase on Wednesday. (Xinhua/Liu Junxi)