An assessment of progress with antibody-drug conjugates (ADCs) for the treatment of HER2-dependent metastatic breast cancer was given at the 2024 Chinese Society of Clinical Oncology (CSCO) Annual Meeting. The President-Elect of the European Society for Medical Oncology (ESMO), Giuseppe Curigliano, MD, PhD, Director of the Early Drug Development for Innovative Therapies Division at the European Institute of Oncology and the University of Milano in Italy, told Oncology Times reporter Peter Goodwin about the broadening scope of ADCs in breast cancer and his reasons for encouraging ESMO and CSCO to continue to expand their co-operation.