Investor Presentaiton

CTS Key Business Updates (Cont'd) Global R&D Services and Operations Network 000000001 North America • • Team Size: 800+ Local Clinical Monitoring and PM Team in the United States Preclinical laboratories and facilities located in 8 cities across North America Collaborating with over 100 clinical sites in the United States Clinical monitoring / project management / DMSA / site management / regulatory, etc. M 00000 00000 ●Tigermed EMEA • Team Size: 80+ China CRA and PM covering key European countries Full clinical operational capabilities and functional support Collaborated with clinical sites in multiple African countries Clinical monitoring / project management/ pharmacovigilance / regulatory/clinical operations, etc. 000 . Team Size: 7,900+ The Largest Clinical CRO in China Collaborating with over 1300 clinical sites Clinical operation services with full industry chain capabilities Global functional support and business hub Full preclinical research and development capabilities with GLP laboratories Clinical monitoring / regulatory / site management / project management/imaging / DMSA / medical devices / medical translation / medical writing / patient recruitment / pharmacovigilance, etc. • . . South America Team Size: 12 Local clinical operations and project management teams based in multiple South American countries Conducted multiple large vaccine clinical studies Clinical Monitoring / Project Management / Clinical Operations 0000 00 000 0000000 00000 Asia Pacific • • Team Size: 500+ Local offices in 10+ countries including Japan, South Korea, Australia, Malaysia, Singapore, India, and other SEA countries Local Clinical Operations and Project Management Team Conducted multiple large-scale vaccine clinical studies Clinical Monitoring / Project Management / Clinical Operations / DMSA 13

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