The PCHi 2021 Industry Annual Conference was held at the Shenzhen Convention and Exhibition Center from March 24-26. As the annual event of China's cosmetics raw materials industry, the conference foresaw the development trend of the industry market throughout the year, conveyed cutting-edge trade, market, regulatory and technical information of the cosmetics industry, and received high attention from the cosmetics and cosmetics raw materials industry at home and abroad. Wuhan Baisi Kairui Biotechnology Co., Ltd. cooperated with its agent Guangzhou Aoxue Chemical Co., Ltd. to showcase nine series of cosmetic efficacy ingredient co delivery nanocarrier products at the Aoxue company booth, and communicated with visiting customers. Professor Liu Wei, the Chief Scientist of the company, has been re elected as a member of the new China Personal Care Products and Cosmetics Science and Technology Innovation Expert Committee (CSTIC), and was invited to give a speech on "Nano Carrier Technology - From Transdermal Drug Delivery to Functional Cosmetics" at the "Cosmetics R&D and Formula Forum".