The G4136 train is ready to leave the Kunmingnan Railway Station in Kunming, capital of southwest China's Yunnan Province, Dec. 28, 2016. The Guiyang-Kunming section of Shanghai-Kunming high-speed railway was put into operation on Wednesday, marking that the whole Shanghai-Kunming high-speed railway line is in full operation. (Xinhua/Lin Yiguang)
