With the rapid improvement of imaging examination, various imaging devices have undergone a leap in development. In order to strengthen the academic exchange of medical imaging, comprehensively improve the professional level of imaging practitioners, and improve the clinical diagnosis level of doctors in grass-roots hospitals, the Ludu Conference - Cardiothoracic Imaging Session and the Seventh Cardiovascular Imaging Learning Class jointly sponsored by the Radiologist Branch of Gansu Medical Doctor Association and Chengdu High tech Medical Association was held on May 13, 2023. The conference invited Professor Lu Bin Nearly 50 experts and scholars, including Professor Xu Lei from Beijing Anzhen Hospital affiliated to Capital Medical University, Professor Zhao Shaohong from the First Medical Center of the PLA General Hospital, Professor Lu Minjie from Fuwai Hospital of the Chinese Academy of Medical Sciences, Professor Zheng Minwen from Xijing Hospital of the Air Force Military Medical University, Professor Bai Ming and Professor Wang Gang from the First Hospital of Lanzhou University, and Professor Xin Zhonghong from Donggang Branch of the First Hospital of Lanzhou University, gave wonderful lectures around relevant topics, And there was a heated discussion, and representatives attending the meeting expressed great benefits and hoped to participate in similar meetings in the future.