Dr Chi Ma is an Associate Professor of Chongqing University and has long been involved in research on precision machining technology and equipment and intelligent manufacturing technology and systems. Dr Ma has served as an Expert at the Ministry of Science and Technology, is a Senior member of the Chinese Mechanical Engineering Society, a Peer Review Expert at the National Natural Science Foundation Committee, and a Member of the Digital Twin Professional Committee of the Eighth Council of the Chinese Graphics Society. He has published more than 70 academic papers.