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China builds world's first 2000-km hack-proof quantum communication line

The line is the world's first trunk line of secure quantum telecommunications

Press Trust of India  |  Beijing 

Quantum communications
Quantum communications satellite | Photo Twitter

today launched the world's first 2,000-km-long "hack proof" quantum communication line between and its commercial capital that cannot be wiretapped.

have ultra-high security. It is impossible to wiretap, intercept or crack the information transmitted through them, state-run Xinhua news agency reported.


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

Officials said that the was expected to provide a fool-proof hack-free communication which makes foreign powers to monitor or intercept China's communication systems.

The line is connected with the world's first quantum satellite, which was launched by in August last year, through a station in

The satellite is nicknamed 'Micius' after a Chinese philosopher and scientist who conducted optical experiments.

Bai Chunli, president of the Chinese Academy of Sciences (CAS), talked with staff in Hefei, Jinan, and Xinjiang Uygur Autonomous Region, through the line.

He also had a video call with Austrian quantum physicist Anton Zeilinger through the satellite.

First Published: Fri, September 29 2017. 21:15 IST
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