NCT06008054 2025-09-26A Study of SI-B003, BL-B01D1+SI-B003 and BL-B01D1+PD-1 Monoclonal Antibody in Patients With Locally Advanced or Metastatic Esophageal Cancer, Gastric Cancer, Colorectal Cancer and Other Gastrointestinal TumorsSichuan Baili Pharmaceutical Co., Ltd.Phase 2 Recruiting376 enrolled