SMET-12

This is a single-arm, sequential study assessing the efficacy and safety of SMET12 and Toripalimab combined chemotherapy in patients with EGFR positive advanced non-small cell lung cancer (NSCLC) : first-line treatment or failed from first-line immune checkpoint inhibitor treatment.The primary objective is to evaluate the anti-tumor activity and safety of SMET12 and Toripalimab combined chemotherapy in patients with EGFR positive advanced NSCLC.

主要目的：评价SMET12联合特瑞普利单抗在EGFR阳性晚期/转移性实体瘤患者中的安全性及耐受性。 次要目的：评价SMET12联合特瑞普利单抗在EGFR阳性晚期/转移性实体瘤患者中的药代动力学（PK）、免疫原性和抗肿瘤活性。