This article reviews the major advances in the field of quantum information in 2023, and checks out the research hotspots in the field of quantum information research, such as quantum computing and quantum simulation, quantum communication and quantum networks, quantum precision measurement, and quantum information physics. The development of quantum information will lead to physically-secure communications, efficient information processing, precision measurements,etc., which will have a significant impact on national information security and human production and lifestyle.

quantum computing and quantum simulation  /  quantum communication and quantum networks  /  quantum precision measurement  /  quantum information physics