GUIYANG, June 16, 2016 -- Workers finish the last part track of the high-speed railway linking Shanghai and Kunming in Guiyang, southwest China's Guizhou Province, June 16, 2016. The whole track laying work of the 2,266 kilometer-long high-speed railway linking Shanghai in east China and Kunming in southwest China's Yunnan Province was completed on Thursday. With the design speed of 300 to 350 kilometers per hour, the high-speed railway will reduce the traveling time between Shanghai and Kunming from over 20 hours to around 8 hours. (Xinhua/Liu Xu)