Sino Biopharmaceutical Limited is an investment holding company principally engaged in the medicine products business. The Company operates through three business segments. The Modernized Chinese Medicines and Chemical Medicines segment is engaged in the manufacture, sales and distribution of modernized Chinese medicine products and western medicine products. The Investment segment is engaged in long term investments. The Others segment is engaged in the provision of research and development activities and services to third parties, as well as related healthcare and hospital business. The Company is also involved in the property holding, the sales of health food, the manufacture and optometry of optical glasses, as well as the retail and wholesale of optical and auditory products through its subsidiaries.