Among all, 14 achieved confirmed PR, 36 achieved SD, the ORR was 25.5% (14/55) and the DCR was 90.9% (50/55). The median PFS was 9.0 months (95% CI 5.2 to 12.9), 6-month PFS rate was 68.0% and 9-month PFS rate was 51.6%. Overall, TQ-B2450 and anlotinib was well tolerated...The chemo-free combination of TQ-B2450 and anlotinib has shown incredible anti-tumor efficacy and well tolerance in the treatment of EGFR+ advanced NSCLC who failed to prior EGFR TKI therapies.