QL1706+Lenvatinib+AG Regimen as First-line Treatment for Advanced Metastatic Pancreatic Cancer

Participants will receive QL1706 combination with Lenvatinib and AG regimen for 8 cycles. Subsequently, the enrolled patients will continue to receive maintenance therapy with QL1706 and Lenvatinib until disease progression (PD) is observed, intolerable adverse events occur, or the investigator deems it inappropriate for the subject to continue treatment.