On September 11, 2020, Yi Ou, co-founder and CEO of Beautiful Practice, led a team of alumni to visit our company for exchange. Ms. Yi Ou graduated from the School of Foreign Languages at Huazhong University of Science and Technology and co founded the Beautiful Practice Platform with her partners. In 2019, she received a Series A investment of tens of millions from Qingsong Fund and currently has 20 million members, with significant influence in the domestic cosmetics industry. During this visit, Professor Liu Wei was hired by Beautiful Practice as an expert of the Beautiful Practice Expert Committee and a letter of appointment was specially sent. The Beautiful Practice Team visited the laboratory of the National Nanomedicine Engineering Center and the nano carrier production base located in the Medical Device Park. They had in-depth exchanges on the efficacy and safety issues of cosmetic ingredients, and reached a cooperation consensus on jointly conducting cosmetic efficacy and safety testing, as well as the application of nano carriers for functional ingredients.