A worker walks downstairs in the Nanjing South Railway Station, one of the five major stops of the Beijing-Shanghai high-speed railway, which is near completion in Nanjing, capital of east China's Jiangsu Province, May 22, 2011. The Nanjing South Railway Station, covering an area of 458,000 square meters, or 6 times of the current Nanjing station, has reached the end of construction and is expected to be put into use in late June this year. [Xinhua/Wang Xin]