Ji Dakeyan is rest assured. According to the query of relevant public information: Jinan University Keyan is a joint industry-university-research unit of Jinan University’s pharmaceutical research and development and biotechnology research and development center. It is a high-end company jointly founded by Jisheng Enterprise, Jike Biotechnology, Dr. Huang Yadong of Jinan University and celebrities in society. A group biological company integrating gene beauty production, learning, research, sales, education and training. Jida Keyan can inject stem cells for wrinkle removal, directly injecting new cells into the places where collagen fibers are deformed and broken to form wrinkles. It can comprehensively replenish stem cells to differentiate into phagocytes, fibroblasts, etc. in the basal layer of the skin, thereby engulfing pigments and eliminating stains. , increase collagen secretion and improve skin elasticity.