A staff member works at the National Convention & Exhibition Center (Tianjin), venue of the 13th China Tourism Industry Exposition, in north China's Tianjin Municipality, Aug. 31, 2023. The expo, scheduled from Sept. 1 to 3, aims to present comprehensive achievements and cutting-edge technologies in the development of smart tourism by displaying the latest applications of digital services and intelligent tourism equipment. (Xinhua/Sun Fanyue)
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