Shulou(Shulou.com)11/24 Report--

CTOnews.com August 26 news, According to Hefei released Weixin Official Accounts news, This morning, Hefei City People's Government, China Telecom Anhui Company deepening strategic cooperation agreement signing activity was successfully held, At the same time, Hefei quantum metropolitan area network officially opened.

According to introduction, Hefei Quantum Metropolitan Area Network started construction in August 2021. At present, the network includes 8 core network sites and 159 access network sites. The total length of optical fiber of quantum key distribution network is 1147 kilometers. It is the quantum secure communication metropolitan area network with the largest scale, the most users and the most complete application at present.

According to reports, Hefei Quantum Metropolitan Area Network project adopts advanced technology with independent intellectual property rights, such as the use of industry-leading classical-quantum wavelength division multiplexing technology to integrate quantum channels, negotiation channels and service channels, effectively saving the project's optical fiber investment. At the same time, the network constructs a two-layer network architecture of core ring network + star access network, which can provide high-security data transmission services for government systems.

At present, Hefei Quantum Metropolitan Area Network has launched a unified government information processing platform, big data platform and other comprehensive platforms in the city. In the future, based on this network, Hefei City will explore the application deployment of quantum security products such as quantum security cloud, quantum security call, quantum security office and quantum security video conference in the field of e-government.

At the same time, Hefei Quantum Metropolitan Area Network will provide quantum security access services for smart medical treatment, smart transportation, smart finance, smart energy and other application scenarios in Hefei City, and promote the industrialization of quantum security communication-related technologies.

CTOnews.com learned that the largest quantum network in the United States has only six nodes and 200 kilometers of fiber. Europe's largest quantum network was built by Russia and is 700 kilometers long. In contrast, China's quantum network construction has been in the forefront of the world.

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