The business of the Sunzen Group began as a subsidiary of Pfizer, and changed its name to Sunzen Corporation in 1998 under a management buyout exercise. The company assumed its present name in 2007. Equipped with proven expertise in developing new animal health products, and leveraging on its marketing network in Malaysia and the region, the company is successfully developed and marketed animal health products under the "Sunzen" brand, as feed additives, nutritional feed supplements, veterinary pharmaceuticals, animal vaccines, and others: disinfectants, etc.