The 19th Jung Personal Care Product Technology Summit and Exhibition (PCT Conference) was held on June 20-21, 2019 at the Anadi Hotel in Shanghai. The PCT Conference is the oldest and most influential cosmetics technology exchange conference in China, gathering over 100 well-known cosmetics companies and more than 1000 technical experts in the cosmetics field from more than ten countries and regions. The topics cover moisturizing and skincare, sun protection and whitening, natural safety and maternal and child care, hair care and hairdressing, innovative packaging, regulations and testing, cosmetics, new retail and other fields. Professor Liu Wei from Wuhan Baisi Kairui Biotechnology Co., Ltd. was invited by the conference organizing committee to give a conference report titled "Application of Nano Co delivery Carriers in Functional Cosmetics". At the meeting, six series of nano co delivery carrier products developed and produced by our company, including whitening, anti-aging, moisturizing, anti allergy, acne removal, and anti shedding, were exhibited. During the meeting, our company had in-depth exchanges with our partners De Zhi Xin Company, Han Mei Company, as well as cosmetics and cosmetic raw material companies such as Shanghai Yidai, Huaxi Biology, Suzhou Lvye, Longliqi, Elaine, Zhiguan, Hangzhou Yayan, Hangzhou Paiti, and Shenzhen Weiqi who attended the meeting.