On November 5, 2022, in order to improve the safety of micro-injection and deepen the understanding of domestic plastic surgeons on the current circulation of injection materials, physical anatomy and micro-injection will be perfectly matched to provide more doctors with the opportunity to learn and improve. It will be organized by the Education and Training Center of Chinese Plastic and Aesthetic Association and the Quality Control Center of Dalian Medical Cosmetology. The 7th Sino-Japanese American Anatomical Injection Technique Training Class, organized by Dalian Central Hospital, Dalian Hongfeng Biotechnology Co., LTD., and the Anatomy Teaching and Research Department of Dalian Medical University, was successfully held in Dalian Hongfeng Anatomy Training Base.