With the rapid improvement of imaging examination, various imaging devices have made a leap in development. To strengthen academic exchanges in medical imaging, comprehensively improve the professional level of imaging practitioners, and enhance the clinical diagnostic level of doctors in grassroots hospitals, The 4th Conference of the Radiologists Branch of the Qinghai Medical Association, jointly organized by the Qinghai Medical Association and the Chengdu High tech Medical Association, as well as the New Progress Study Class on the Diagnosis of Cardiovascular and Cerebrovascular Diseases in High Altitude Areas with Multimodal Imaging Technology and AI, and the 5th Conference of the Qinghai Medical Imaging Quality Control Center, were held from August 4th to 6th, 2023. The conference invited Professor Liu Yawen from the First Affiliated Hospital of Xinjiang Medical University More than 20 experts and scholars, including Professor Long Liling from the First Affiliated Hospital of Guangxi Medical University, Professor Liu Jun from the Second Xiangya Hospital of Central South University, Professor He Ling from the Children's Hospital of Chongqing Medical University, Professor Qu Jinrong from Henan Cancer Hospital, and Professor Bao Haihua from the Affiliated Hospital of Qinghai University, gave wonderful lectures around relevant topics. Representatives attending the conference expressed great benefits and hoped to participate in similar conferences in the future.