Aerial photo taken on Dec 24, 2018 shows a bridge of the Hangzhou-Huangshan high-speed railway in Sanyang town of Shexiang county under Huangshan city, East China's Anhui province. The Hangzhou-Huangshan railway linking Hangzhou, capital of east China's Zhejiang province which is famous for the West Lake, and Huangshan, also a tourist resort well-known for the Huangshan Mountain, is to be put into operation on Tuesday, with a designed speed of 250 kilometers per hour. [Photo/Xinhua]