The International Symposium on Connected and Autonomous Vehicles (SoCAV 2023) will be held in Shenzhen, China during April 21-23, 2023. The conference is dedicated to providing the platform and opportunities for researchers, scientists, engineers, and scholars to exchange and share their experiences, new ideas, and research in the common research field of Connected and Autonomous Vehicles, and to discuss practical issues, the challenges encountered as well as the solutions adopted. The event aims to enhance and create new knowledge to help promote the advances and changes of joint academic research.