Perfect Diary

Perfect Diary is the flagship brand of Yatsen Holding Limited, a leading Chinese beauty company that has strategically positioned itself at the intersection of cosmetics and biotechnology. Through its Yatsen Open Lab R&D framework, the company integrates advanced life science technologies, such as nanomedicine and bio-fermentation, into its dermatological products. Perfect Diary collaborates with prestigious institutions like the National Engineering Research Center for Nanomedicine to develop high-efficacy skincare solutions featuring targeted delivery systems. The company's portfolio expansion, including the acquisition of premium brands like Galénic and Eve Lom, underscores its commitment to science-backed clinical skincare. Listed on the NYSE as YSG, Perfect Diary represents a significant player in the evolving biotech-beauty sector, leveraging data-driven innovation and pharmaceutical-grade research.