Chinese premier underlines innovation in economic upgrading

(170905) -- TAIYUAN, Sept. 5, 2017 (Xinhua) -- Chinese Premier Li Keqiang calls on impoverished villagers at Chengzhuang Village of Huguan County in Changzhi City, north China's Shanxi Province, Sept. 4, 2017. Chinese Premier Li Keqiang made an inspection tour to Changzhi and Linfen cities in north China's Shanxi Province from Sept. 4 to 5. (Xinhua/Li Tao)