Lansen Pharmaceutical Holdings Ltd is an investment holding company engaged in research and development, production and sales of natural drugs, traditional Chinese medicines and chemical drugs. Its key products are involved in the department of rheumatism, department of dermatology, medical beauty, diagnostic reagents, and other fields. The operating segments of the group are Pharmaceuticals, Medical cosmetics products, and Healthcare products. It generates a majority of revenue from the Pharmaceuticals segment, which includes development, production, and sale of specialty pharmaceuticals mainly used in the field of rheumatology and dermatology and other pharmaceuticals. The group operates in the PRC and internationally, of which prime revenue is derived from the operations in PRC.