Bio-Thera Solutions, Ltd. is a biopharmaceutical company that researches and develops novel therapeutics for cancer, autoimmune, cardiovascular, and eye diseases, as well as other severe unmet medical needs in China and internationally. Its marketed products include QLETLI for ankylosing spondylitis, rheumatoid arthritis, psoriasis, Crohn's disease, and uveitis; POBEVCY for metastatic colorectal cancer, non-squamous non-small cell lung cancer, recurrent glioblastoma, metastatic renal cell carcinoma, cervical cancer, and epithelial ovarian, fallopian tube, or primary peritoneal cancer; TOFIDENCE for rheumatoid arthritis, polyarticular and systemic juvenile idiopathic arthritis, and cytokine release syndrome; and BETAGRIN for acute coronary syndromes. The company also develops biosimilar drug candidates such as BAT2206 for psoriasis, Crohn's disease, and ulcerative colitis; BAT2306 for plaque psoriasis, psoriatic arthritis, ankylosing spondylitis, and non-radiographic axial spondyloarthritis; and BAT4406F, BAT6026, BAT2606, and BAT2506 for various autoimmune diseases. In addition, it develops BAT4306F, BAT1308, BAT1006, BAT4706, BAT6026, BAT7104, BAT8006, BAT8010, BAT8008, and BAT8007 for oncology; BAT2094 and BAT6024 for cardiovascular diseases; and BAT5906, which is in Phase III clinical trials for wet age-related macular degeneration and diabetic macular edema (DME). The company has a biosimilars alliance with STADA Arzneimittel AG for tocilizumab, an immunosuppressant monoclonal antibody indicated for certain inflammatory conditions, and collaborates with Avalon Pharmaceuticals on BAT2406, a biosimilar of Dupixent (dupilumab), in Saudi Arabia and other Middle Eastern and North African markets. Bio-Thera Solutions, Ltd. was founded in 2003 and is headquartered in Guangzhou, China.