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, and oral antibiotics. It also provides and system specific medicines comprising cardiovascular systems; anti-allergic, anti-HBV, and digestive systems; urinary systems; and anti-pyretic analgesic, respiratory, and endocrine system drugs in the form of tablets, capsules, and granules. Dawnrays Pharmaceutical (Holdings) Limited was founded in 1995 and is headquartered in Wan Chai, Hong Kong.