China Medical System Holdings Ltd. engages in the production, marketing, promotion, and sale of drugs. The firm's products include Plendil, Ursofalk, Augentropfen Stulln Mono Eye Drops, Hirudoid, Atopic Piel Series and Vmonalisa, among others. Its major marketed products cover the cardio-cerebrovascular, gastroenterology, ophthalmology, dermatology and medical aesthetic fields. The firm distributes its products within domestic market and to overseas markets.