Image-guided percutaneous placement of breast tissue marker clip (breast marker) is mainly used for precisely marking and localizing breast cancer lesion and metastatic axillary lymph node. Until now, there is no clinical guideline in the field worldwide. This consensus established by Chinese Society of Breast Surgery, Chinese Surgical Society of Chinese Medical Association is based on our clinical practice and literature review, and particularly focuses on indications and contraindications, key placement procedures and evaluation methods, complications prevention and treatment, to provide guidance for the safe and standard clinical applications of breast marker.