WEGO Corporate and Strategy Overview

WEGO's corporate structure 2.06% Equity incentive 45.94% Weigao Holdings 52.00% Public WEGO威高 WEGO (Stock code: HK-1066) 100% Medical Device 72.21% WEGO Orthopaedic 89.8% Argon Medical (U.S.) 95.9% Puri Packaging 100% Blood Technology 26.6% Blood Purification • • Biopsy • Blood bags, blood transfusion Dialyzer Clinical care • Wound management Medical testing • Anesthesia and . surgery Infection protection WEGO (Spine & Trauma) • Star Joint • Yahua (Spine & Joint) Bangde (Trauma) • Mingde (orthopaedical materials) • Vascular . intervention Drainage instruments Guidewires & accessories Coating (OEM) • Pre-filled syringes (with injection needles) Pre-filled syringe ancillary products (booster, cone head, screw soft cap, packaging method, etc.) • Dialysis machine equipment • Peritoneal dialysis • Blood irradiators solution • Peritoneal dialysis Small animal irradiators Cell irradiators for research Virus irradiator • related equipment Dialysis centers WEGO威高 Note: 1 including direct shareholding and indirect shareholding. Data as of Dec 31, 2022 24 24

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