Business A Chinese COVID Delta variant vaccine maker gets a boost Published 3 years ago on 5 November 2021 By Terry Power Clover Biopharmaceuticals gets a $2 billion valuation on the hopes of a Delta-effective vaccine Read More Related Topics:boostChineseClover Biopharmaceuticals gets a $2 billion valuation on the hopes of a Delta-effective vaccineCOVIDDeltamakervaccinevariant