A cleaner works at the Kunmingnan Railway Station in Kunming, capital of southwest China's Yunnan Province, Dec. 27, 2016. The Guiyang-Kunming section of Shanghai-Kunming high-speed railway is scheduled to be put into operation on Dec. 28. At that time, the whole Shanghai-Kunming high-speed railway line will be in full operation. (Xinhua/Xing Guangli)
