D-BACE in Combination With Chemotherapy and Carelizumab for Resectable II-IIIA or Potentially Resectable T3-4N2 Stage IIIB NSCLC

3 cycles of D-BACE (DCB-loaded microspheres loaded with epirubicin 50 mg) in combination with chemotherapy and karelizumab (the specific regimen of chemotherapy is determined by the investigator, and platinum-containing two-agent chemotherapy is generally used).