General ownership structure CompanyShare, % Kindstar Globalgene Technology, Inc. 0.3 Frontage Holdings Corporation 0.28 Venus Medtech (Hangzhou) Inc. 0.24 Venus Medtech (Hangzhou) Inc. 0.24 MicroPort CardioFlow Medtech Corporation 0.18 MicroPort CardioFlow Medtech Corporation 0.18 Sector share CategoryQuantity Healthcare 6