To further promote research and clinical practice in the field of immunology of interstitial lung disease, facilitate interdisciplinary collaboration in diagnosis and treatment experience sharing, strengthen standardized diagnosis and treatment management of ILD, enhance ILD diagnosis and treatment capabilities, and strengthen ILD diagnosis and treatment talent training. The Immunology Group of the Interstitial Pulmonary Disease Special Committee of Chengdu High tech Medical Association successfully held an academic conference of the ILD Special Committee Immunology Group on March 22, 2025. The conference focused on the cutting-edge progress of immunological mechanisms in ILD diagnosis and treatment, aiming to build an academic exchange platform and promote standardized diagnosis and treatment. Several renowned experts were invited to give special academic presentations and conduct case discussions. Representatives attending the conference expressed that they have benefited greatly.