SHR-1316、Paclitaxel (Albumin Bound)、Carboplatin
DrugDrug: SHR-1316, an engineered anti-PD-L1 antibody will be administered as intravenous (IV) infusion on Day 1 of each 21-day cycle Drug: Paclitaxel (Albumin Bound) will be administered intravenously on Day 1,8,15 of each 21-day cycle Drug: Carboplatin will be administered intravenously on Day 1 of each 21-day cycle