What are the listed companies of quantum sensors?

1, ST Xinhai Company is deeply involved in the field of private network communication, actively deploying IDC, CDN and big data, expanding cloud security and building a "cloud ecosystem". The company's private network communication business has grown rapidly and has become the largest business, and it is expected to maintain a high growth rate of more than 50% in the future. Its products adopt advanced technologies such as self-organizing network and quantum communication encryption, and have passed the certification of the Information Department of a certain department of the General Staff Department.

2. China Coastal Defence Annual Report 20 19 revealed that the company plans to jointly set up research projects on quantum navigation, quantum communication and quantum detection technology based on CSIC- China University of Science and Technology Joint Laboratory, and carry out technical research and product development.

3. China Unicom and China Unicom actively carried out research, demonstration and application of network technology based on quantum communication, promoted ITU-T to set up a key research group on quantum secure communication, built the world's first trial commercial quantum encryption trunk line between Beijing and Xiong 'an, and realized many applications such as quantum encrypted video conference system, and won the highest prize of the World Summit on the Information Society in 20 19.