Workers lay tracks on the Wuhan-Shiyan Railway in Shiyan, central China's Hubei Province, June 22, 2019. The last pair of 500-meter steel rails were laid on the Wuhan-Shiyan Railway on Saturday, marking the completion of the track-laying work for the 399-kilometer railway. With a designed speed of 350 km per hour, the Wuhan-Shiyan Railway is expected to be put into operation at the end of 2019. (Xinhua/Du Huaju)