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A visitor experiences a virtual reality (VR) device during an exhibition of the 2019 World Conference on VR Industry in Nanchang, capital of east China's Jiangxi Province, Oct. 21, 2019. (Xinhua/Peng Zhaozhi)

A visitor experiences a virtual reality (VR) device during an exhibition of the 2019 World Conference on VR Industry in Nanchang, capital of east China's Jiangxi Province, Oct. 21, 2019. (Xinhua/Peng Zhaozhi)