29 September 2017
A 2,000-km quantum communication line opened on 29 September between Beijing and Shanghai. The line is the world's first trunk line of secure quantum telecommunications. The Jing-Hu (Beijing-Shanghai) Trunk Line connects Beijing, Jinan, Hefei, and Shanghai. The line is connected with the world's first quantum satellite, which was launched by China in August last year, through a station in Beijing.
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