HBM Holdings Limited, a biopharmaceutical company, engages in the discovery, development, and commercialization of antibody therapeutics focusing on immunology and oncology in Mainland China, the United States, Europe, and internationally. It develops the Harbour Mice Platform, which generates human monoclonal antibodies in two heavy and two light chain H2L2 and heavy chain formats. The company is developing Batoclimab (HBM