Endoscopic surgery is a major achievement in breast surgery during the past 20 years. It is a long process of introduction, inheritance, innovation and development. Endoscopic surgery overcomes the technical bottleneck that how to apply endoscopic surgery in organs without cavities, and improves surgical safety in an academic and technical basis. However, compared with other surgical disciplines, breast endoscopic surgery is not widely applied in clinic. In order to standardize the clinical application of endoscopic surgery for breast cancer, the experts of Chinese Society of Breast Surgery, Chinese Surgical Society of Chinese Medical Association reiterate the indications and contraindications of endoscopic surgery for breast cancer, and give some practice suggestions.