Celltrion manufacturers and sells biopharmaceutical and chemical medicines. Its best known products Remsima, a monoclonal antibody for the treatment of rheumatoid arthritis, ankylosing spondylitis, ulcerative colitis and adult Crohn's disease. Its antibody biosimilar pipeline includes CT-P10, CT-P17, CT-P16 and others. While its antibody biologics pipeline comprises CT-P27, CT-P26 and CT-P19. The company was founded in 2002 and is headquartered in Incheon, South Korea.