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2021 World Computing Conference kicks off in Changsha (4)

(Xinhua) 09:43, September 18, 2021

A staff member demonstrates an intelligent projection device at the 2021 World Computing Conference in Changsha, central China's Hunan Province, Sept. 17, 2021. (Xinhua/Chen Sihan)


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(Web editor: Xia Peiyao, Liang Jun)

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