A visitor views exhibits at the "Power of the Image" China (Datong) International Photography Exhibition in Datong City, north China's Shanxi Province, Sept. 10, 2019. The exhibition, illustrating new developments of Datong City with 700 pieces of photographs, kicked off on Tuesday here and will last till Oct. 7, 2019. (Xinhua/Yang Chenguang)

　　A visitor views exhibits at the "Power of the Image" China (Datong) International Photography Exhibition in Datong City, north China's Shanxi Province, Sept. 10, 2019. The exhibition, illustrating new developments of Datong City with 700 pieces of photographs, kicked off on Tuesday here and will last till Oct. 7, 2019. (Xinhua/Yang Chenguang)

　　A visitor takes photos of exhibits at the "Power of the Image" China (Datong) International Photography Exhibition in Datong City, north China's Shanxi Province, Sept. 10, 2019. The exhibition, illustrating new developments of Datong City with 700 pieces of photographs, kicked off on Tuesday here and will last till Oct. 7, 2019. (Xinhua/Yang Chenguang)

　　Visitors view exhibits at the "Power of the Image" China (Datong) International Photography Exhibition in Datong City, north China's Shanxi Province, Sept. 10, 2019. The exhibition, illustrating new developments of Datong City with 700 pieces of photographs, kicked off on Tuesday here and will last till Oct. 7, 2019. (Xinhua/Yang Chenguang)