5G technology among highlights of Smart China Expo
A staff member shows a 5G-based AR (augmented reality) device.
A girl (3rd L) experiences a "5G+ remote control" technology on display during the 2019 Smart China Expo.
Visitors watch a "5G + 8K live broadcast".
A staff member introduces a 5G-based remote emergency medical aid technology.
A staff member shows a 5G-based remote.
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