HS-20122 for adults with advanced solid tumors

Inclusion Criteria:

* Males or females, aged ≥ 18 years.
* Subjects with histologically or cytologically confirmed locally advanced or metastatic Solid Tumors
* Standard treatment is invalid, unavailable or intolerable.
* At least 1 target lesion according to RECIST 1.1.
* ECOG PS score: 0-1.
* Estimated Life expectancy\> 12 weeks.
* Men or women should be using adequate contraceptive measures throughout the study.
* Women must have the evidence of non-childbearing potential.
* Signed and dated Informed Consent Form.

Exclusion Criteria:

* Any unresolved toxicities from prior therapy greater than Grade 2 according to Common Terminology Criteria for Adverse Events (CTCAE) 5.0 with the exception of alopecia or neurotoxicity
* History of other primary malignancies.
* Inadequate bone marrow reserve or organ dysfunction.
* Evidence of cardiovascular risk.
* Subjects with severe or poorly controlled diabetes.
* Subjects with severe or poorly controlled hypertension.
* Subjects with clinically significant bleeding symptoms or obvious bleeding tendency within 1 month prior to the first dose.
* Subjects with severe arteriovenous thrombotic events within 3 months.
* Subjects with severe infection within 4 weeks prior to the first dose.
* Subjects who have received steroid therapy for more than 30 days .
* Presence of known active infectious diseases.
* Presence of clinically significant gastrointestinal dysfunction.
* Hepatic encephalopathy, hepatorenal syndrome, or liver cirrhosis ≥ Child-Pugh Grade B.
* Moderate to severe pulmonary diseases.
* Prior history of significant neurological or mental disorders.
* Women who are breastfeeding or pregnant or planned to be pregnant during the study period.
* Hypersensitivity to any ingredient of HS-20122.
* Unlikely to comply with study procedures, restrictions, and requirements in the opinion of the investigator
* Any disease or condition that, in the opinion of the investigator, would compromise subject safety or interfere with study assessments Any unresolved toxicities from prior therapy greater than Grade 2 according to Common Terminology Criteria for Adverse Events (CTCAE) 5.0 with the exception of alopecia or neurotoxicity
* History of other primary malignancies.
* Inadequate bone marrow reserve or organ dysfunction.
* Evidence of cardiovascular risk.
* Subjects with severe or poorly controlled diabetes.
* Subjects with severe or poorly controlled hypertension.
* Subjects with clinically significant bleeding symptoms or obvious bleeding tendency within 1 month prior to the first dose.
* Subjects with severe arteriovenous thrombotic events within 3 months.
* Subjects with severe infection within 4 weeks prior to the first dose.
* Subjects who have received steroid therapy for more than 30 days .
* Presence of known active infectious diseases.
* Presence of clinically significant gastrointestinal dysfunction.
* Hepatic encephalopathy, hepatorenal syndrome, or liver cirrhosis ≥ Child-Pugh Grade B.
* Moderate to severe pulmonary diseases.
* Prior history of significant neurological or mental disorders.
* Women who are breastfeeding or pregnant or planned to be pregnant during the study period.
* Hypersensitivity to any ingredient of HS-20122.
* Unlikely to comply with study procedures, restrictions, and requirements in the opinion of the investigator
* Any disease or condition that, in the opinion of the investigator, would compromise subject safety or interfere with study assessments