JW (Cayman) Therapeutics Co Ltd is a clinical-stage cell therapy company in China. It focuses on developing, manufacturing, and commercializing breakthrough cell-based immunotherapies for hematological cancers and solid tumors. Its lead product candidate is relmacabtagene autoleucel, which is a potential superior anti-CD19 chimeric antigen receptor T-cell (CAR-T) therapy intended for the treatment of a range of hematological cancers.