This Phase I/II study is evaluating how safe and tolerable a new targeted therapy (GFH018) is in combination with a different targeted therapy (toripalimab) is in people with advanced solid cancersA Multi-center, Single-arm, and Open-label Phase Ib/II Study Exploring the Safety/Tolerability, Pharmacokinetics, and Efficacy of GFH018 in Combination With Toripalimab in the Treatment of Patients With Advanced Solid Tumors

Exclusion

1. Impaired cardiac function or clinically significant cardiac diseases.
2. With acute or chronic infections.
3. With active central nervous system metastases, including symptomatic brain metastases, meningeal metastases, spinal cord compression, or requiring treatment with glucocorticoids, antiepileptic drugs, anticonvulsant drugs, or mannitol.
4. With known active autoimmune diseases or a history of autoimmune diseases within 1 year prior to enrollment.
5. With clinically significant gastrointestinal diseases.
6. Uncontrollable or symptomatic ascites, pleural effusion or pericardial effusion.
7. With previous or present interstitial pneumonia.
8. With other uncontrolled systemic diseases, such as hypertension and diabetes.
9. Diagnosed with other malignant tumors within 3 years prior to starting study drug, except for cured carcinoma in situ of cervix and skin basal cell carcinoma.
10. With diseases requiring immunosuppressant therapy, or requiring prednisone > 10 mg/day or equivalent dose of similar drugs during the study period.
11. Subjects who have been treated with immunosuppressant drugs within 28 days prior to starting study drug, except for topical and inhaled cortisol and systemic cortisol of physiological dose (prednisone < 10 mg/day or equivalent dose of similar drugs).
12. Subjects who have received live vaccine, attenuated vaccine within 28 days prior to starting study drug, or plans to receive live vaccine, attenuated vaccine during treatment or within 30 days after the last administration.
13. Subjects who have been treated with radiotherapy, chemotherapy, targeted therapy, endocrine therapy, immunotherapy, and other anti-tumor therapies, or other investigational drugs within 5 half-life periods or within 28 days (whichever is shorter) prior to starting study drug.
14. Subject who has received major surgeries (except for needle biopsy) that may affect the administration or study evaluation within 28 days prior to starting study drug.
15. Subjects who have received strong inhibitor or inducer of CYP3A4, or herbal medicine/traditional Chinese medicines within 5 half-life periods or within 2 weeks (whichever is shorter) prior to starting study drug.
16. Subjects who have received combined treatment of drugs targeting TGF-β and PD-(L)1, including combination of antibody and small molecule or bispecific antibody.
17. Pregnant or lactating women.