HENLIUS (02696) announced that the first patient in China (excluding Hong Kong, Macau, and Taiwan) has been dosed in a Phase 1b/2 clinical study. The trial is evaluating the combination of HLX43 (a targeted PD-L1 antibody-drug conjugate) with either HLX07 (a recombinant anti-EGFR humanized monoclonal antibody injection) or Hansizhuang® (serplulimab injection) in patients with advanced or metastatic colorectal cancer.