Cytek Investor Presentation Deck

1. 2. Global Scale and Reach with Diversified Revenue Mix Since launch of Aurora Series in 2017¹... 620+ Customers 390+ Employees 125+ Biopharma Companies 25+ Countries WW Applications, Service & Sales % Revenue by Industry² 56% 44% As of Initial Public Offering, July 22nd, 2021 As of June 30, 2021 Fremont (Headquarters) Academic and Government-Owned Institutions ■ Pharmaceutical and Biotechnology Companies, Distributors and CROS Bethesda Amsterdam % Revenue by Region² USA 57% EMEA 32% Wuxi Shanghai APAC 11% Tokyo CYTEK TRANSCEND THE CONVENTIONAL 28

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