The "Western Black Evil Immunotherapy Forum", hosted by the Chengdu High-tech Medical Association, was held online on June 26, 2025. Adhering to the concept of "standardization, precision and focus" in the diagnosis and treatment of malignant melanoma, the conference invited renowned professors in the country to give academic lectures on the latest progress in the field of malignant melanoma treatment, promoting the standardization level of malignant melanoma in the western region.