Electricians set the electric system for the Hangzhou-Huangshan high-speed railway at the Fuyang Substation in east China's Zhejiang Province, April 1, 2018. The 265 kilometer railway links Hangzhou, capital of Zhejiang Province, with Huangshan City in Anhui Province. Passenger services on the railway will be opened later this year. (Xinhua/Tan Jin)