A media staff learns about the disinfection robot at the exhibition stand of the Candela Technology Innovation Co., Ltd. during the 22nd China Hi-Tech Fair (CHTF) in Shenzhen, south China, Nov. 11, 2020.
The products on COVID-19 prevention and control technology showcased during the 22nd CHTF have drawn great attention from visitors. (Xinhua/Mao Siqian)
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