Yuhan Corporation is a Korea-based company engaged in the research, development, manufacturing and marketing of pharmaceuticals. The Company operates its business under three main segments: pharmaceutical segment, which provides non-prescription drugs such as vitamins, cosmetics, oral contraceptive pills, skin disease drugs and others; life and healthcare segment, which provides household products such as bleaching agents and others, as well as overseas business segment which distributes remedies for acquired immune deficiency syndrome (AIDS), antibiotics and others to overseas countries.