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An investor checks stock information on his mobile phone in front of an electronic board showing stock information at a brokerage house in Beijing, Feb 16, 2016.[Photo/Agencies]
An expo visitor is helped to try a comb at a British booth at the expo. [Photo by Gao Erqiang/chinadaily.com.cn]
An exhibition space for China National Petroleum Corporation, parent company of PetroChina, is seen during an exhibition in Shanghai, May 10, 2018. [Photo/IC]
An Amazon Fresh truck idles outside Fred Meyer in Seattle’s Greenwood neighborhood.
An automated store rolled out by Xiao Maipu Technology Development Co Ltd, in Beijing. [Zhao Naiming/for China Daily]
来源：资阳报