Brii Biosciences Ltd. engages in advancing therapies for significant infectious diseases and other illnesses which have significant public health burdens. The company is headquartered in Beijing, Beijing and currently employs 96 full-time employees. The company went IPO on 2021-07-13. The firm's main products include BRII-179, a candidate drug for hepatitis B virus (HBV) immunotherapy, Tobevibart, an investigational neutralizing monoclonal antibody targeting hepatitis B surface antigen (HBsAg), as well as soralimixin (BRII-693), a synthetic lipopeptide for treating multidrug-resistant (MDR) and extensively drug-resistant (XDR) Gram-negative bacterial infections. The firm primarily operates its businesses in the domestic market.