A Study of ASKG915 in Patients With Selected Advanced Solid Tumors.

Inclusion Criteria: 1. Histologically or cytologically confirmed advanced malignant tumor that is refractory to or intolerant of all standard therapy or for which no standard therapy is available. 2. ECOG performance status of ≤ 2. 3. Life expectancy of ≥ 3 months. 4. The results of the laboratory tests must meet all criteria. Exclusion Criteria: 1. Patients have received antitumor therapy during the first 4 weeks before study drug use. 2. Received a live attenuated vaccine within 4 weeks prior to C1D1. 3. Known cerebral parenchymal metastasis or meningeal metastasis. 4. History of serious cardiovascular or cerebrovascular diseases. 5. Active or recurrent autoimmune diseases. 6. History of ascites or pleural effusion requiring drainage. 7. Pregnant or lactating or planning to become pregnant at any time during the study, including the Follow-up Period.