Investor Presentaiton

CTS Key Business Updates (Cont'd) Pharmacovigilance ("PV") We completed the integration of Marti Farm's pharmacovigilance teams with our existing pharmacovigilance team in China, providing safety monitoring solutions to both pre-NDA and post-market projects for drugs, medical devices, vaccines and aesthetics etc. in both Europe and China In the first half of 2023, we further established the pharmacovigilance capabilities for cosmetics and aesthetics medicines In the first half of 2023, our pharmacovigilance services added 75 newly signed projects and 59 new customers Medical Translation In the first half of 2023, we added 52 new customers, including 26 pharmaceutical companies and 26 medical device companies cooperated with local Japanese language service and translation companies to expand the Japanese market We improved the efficiency of our medical translation services by developing in-house digital platforms, bundling translation systems and services into the clinical operation system. We also continued to tailor our translation platform for academia and educational usage during the Reporting Period. We improved our industry-leading architecture of translation technology, which is a full-process production and delivery platform composed of custom- developed application-layer tools based on artificial intelligence algorithms and big data model engines According to CSA Research, our medical translation business ranked 51st globally (5th in Chinese Mainland and 14th in Asia Pacific) in the 2022 CSA Research Largest Language Service Providers Ranking (1) ● Tigermed (1) Including language services of all sectors and industries. Source: https://analytics.csa-research.com/gms-ranking/top-100-lsps 15 15

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