Clover Biopharmaceuticals, Ltd., a biotechnology company, engages in the research, development, and commercialization of novel vaccines and biologic therapeutic candidates for infectious diseases, and cancer and autoimmune diseases. It is developing SCB-2019 (CpG 1018/Alum), a COVID-19 vaccine candidate that is in Phase II/III clinical trial; SCB-313, a trimeric fusion protein for the treatment of malignant ascites, malignant pleural effusions, and peritoneal carcinomatosis to address the global unmet medical need of intracavitary malignancies; SCB-808 that is in pivotal Phase III clinical trial for the treatment of rheumatic diseases; SCB-420, an aflibercept biosimilar that is in pre-clinical development for ophthalmologic diseases, such as wet age-related macular degeneration; and SCB-219, a novel TPOR agonist that is in pre-clinical development for the treatment of chemotherapy-induced thrombocytopenia and immune thrombocytopenic purpura. The company has a collaboration and supply arrangement with Dynavax to supply its CpG 1018 adjuvant for pre-clinical studies. Clover Biopharmaceuticals, Ltd. was founded in 2007 and is headquartered in Shanghai, China.