Workers are installing communication equipment in the tunnel. According to the Hunan Provincial Department of Transportation, by the end of 2019, all highways in Hunan province will have full coverage of mobile and network signals inside and outside tunnels. Link: 湖南高速隧道内外年底将实现网络信号全覆盖
Full coverage of network signals to be realized inside Hunan high-speed tunnels
Editor:李莎宁
Source:english.rednet.cn
Updated:2019-04-24 14:48:40
Source:english.rednet.cn
Updated:2019-04-24 14:48:40
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