From July 28 to July 30, 2023, the 'Third Beijing-Tianjin-Hebei Canal Breathing Forum' was successfully held.Focusing on hot issues in the field of chest diseases and respiratory critical illnesses, this forum brought together domestic experts and scholars in research fields such as respiratory, infection, and critical care medicine, as well as scientific researchers and medical and health managers from all over the world. New knowledge, new ideas and new technologies in the field of critical care, promote academic exchanges and cooperation, and actively promote academic development.