Yatsen IPO Presentation Deck

5 Superior Data and Technology Capability @ Massive and rich database Market research in sizing, brands, KOLs, content Sales orders by day, SKU, channel, customer Behavioral data from social 2 platforms with insights on customers' shopping experience Notes: 1. As of September 30, 2020 Customers 800MM Dally Data Records Over 160 Dashboards Over 200 In-House Engineers (1) ipi 20% of HQ Employees (¹) YATSEN 设仙电商 Partners Cross-team collaboration between Technology and Operations World-class partnerships Tencent 腾讯 ELA Alibaba Group C aliyun.com Enabling development of unique intelligent systems Database of customer insights Social marketing engines YATSEN asea Engaging user interface platforms OUR STORY 18

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