Endostar indication: ENDOSTAR + NP chemotherapy regimen is used to treat Stage III/IV NSCLC patients either untreated or pretreated. This indication is based on a completed multi-center Phase III clinical trial.~Envafolimab indication: Envolimab is the world's first subcutaneous injection of PD-L1 monoclonal antibody.Suitable for adult patients with advanced solid tumors with unresectable or metastatic microsatellite highly unstable (MSI-H) or mismatch repair gene defects (dMMR).
To evaluate the efficacy and safety of envafolimab combined with endostar in the first-line treatment of advanced Non-small Cell Lung Cancer With PD-L1 positive expression