In order to promote the improvement of academic level in the fields related to the prevention and treatment of peripheral vascular diseases and venous thrombosis of lower limbs in Sichuan Province, the "2021 Annual Academic Conference of the Special Committee of Peripheral Vascular Diseases of the Sichuan Society of Traditional Chinese Medicine and the 2021 Annual Academic Conference of the VTE Prevention and Treatment Alliance of the Sichuan Provincial System of Traditional Chinese Medicine and the Application Training of New Technologies of Integrated Traditional Chinese and Western Medicine in Peripheral Vascular Diseases" was held online and offline from January 7 to 8, 2022. This meeting was hosted by Chengdu Hi-Tech Medical Association and hosted by the Affiliated Hospital of Chengdu University of Traditional Chinese Medicine and the Special Committee of Peripheral Vascular Diseases of Sichuan Association of Traditional Chinese Medicine. The conference invited well-known experts from all regions of Sichuan Province to give special academic lectures and extensive academic exchanges on theoretical research and clinical hot issues such as prevention and treatment of peripheral vascular diseases and lower limb venous thrombosis.