Industrial robots are displayed during a robot and intelligent equipment expo in Chongqing, southwest China, Sept. 16, 2015. Statistics released by China Robot Industry Alliance (CRIA) show that the sales volume of China's industrial robots grew 58.9 percent year on year on average from 2009 to 2014, and the domestic sales of robots in 2014 reached 57,000 units. (Xinhua/Liu Chan)