In order to improve the diagnosis and treatment level of doctors in the western region of infectious diseases and tumor diseases, Chengdu High-tech Medical Association held an online "Anti-infection County Action online meeting" on January 26, 2024, with more than 200 participants online. This meeting promoted the rational use of antibiotics and the early diagnosis and treatment of tumors, promoted the exchange of experts in the western region, and through the discussion and analysis of infection cases in relevant departments, enabled grassroots medical practitioners to establish a multi-dimensional and comprehensive thinking mode of infection diagnosis and treatment, helping clinicians to improve clinical practice, better serve patients, and promote the development of health.