The United Laboratories International Holdings Limited, an investment holding company, engages in the research and development, manufacture, distribution, and sale of pharmaceutical products. It operates through three segments: Bulk Medicine, Intermediate Products, and Finished Products. The company offers oral antibiotics, antimicrobials for injection, anti-cold products, cough medicines, ophthalmic drugs, antiviral drugs, anti-hepatitis B drugs, diabetes drugs, skin drugs for external use, cardiovascular and cerebrovascular drugs, amoxicillin products, nervous system drugs, vitamins, veterinary drugs, and vacant gelatin capsules. It also provides intermediate products, such as 6-aminopenicillanic acid, tert-octylammonium clavulanate, anhydrous sodium carbonate sterile, and penicillin G potassium first crystal.