LONDON--(BUSINESS WIRE)--invoX Pharma Limited (“invoX”), a U.K.-based wholly-owned subsidiary of Sino Biopharmaceutical Limited (“Sino Biopharm”) (HKEX 1177 HK) with an advancing pipeline of innovative products, today announced that it has completed a second tranche of investment in pHion Therapeutics (“pHion”), a next-generation mRNA vaccine company. The transaction supports invoX’s strategy to be a fully integrated biopharmaceutical company and its ongoing commitment to deliver innovative life-saving therapies