Dawnrays Pharmaceutical (Holdings) Limited, an investment holding company, develops, manufactures, and sells non-patented pharmaceutical medicines in Mainland China and internationally. It operates in two segments, Intermediates and Bulk Medicines, and Finished Drugs. The company offers antibiotics, including pharmaceutical intermediates, bulk medicines, powder for injections, cephalosporin tablets, and other oral solid-dosage-form antibiotics. It also provides system specific medicines for various therapeutic areas, such as cardiovascular systems; anti-HBV, anti-allergic, and digestive systems; urinary systems; anti-hypertensive, antihyperlipidemic, and antiviral; and endocrine system drugs. The company was founded in 1995 and is headquartered in Wan Chai, Hong Kong.