PegBio Co., Ltd. is a biotechnology company, which engages in the research, development and production of innovative drugs in the field of chronic disease treatment. The company is headquartered in Hangzhou, Zhejiang and currently employs 58 full-time employees. The company went IPO on 2025-05-27. The firm's main product PB-119, is a self-developed, near-commercialized, long-acting glucagonlike peptide 1 (GLP-1, a peptide hormone that decreases blood sugar levels) receptor agonist. The firm's product candidates include PB-718, PB-1902, PB-722, PB-2301 and PB-2309. The firm's products are mainly used to treat chronic and metabolic diseases, including type 2 diabetes mellitus (T2DM, also known as type 2 diabetes), obesity, non-alcoholic steatohepatitis (NASH), opioid-induced constipation (OIC, a gastrointestinal disorder induced by the usage of opioid drugs) and congenital hyperinsulinemia (a rare endocrine disease whose patients experience constant hypoglycemia).