China Medical System Holdings Limited, an investment holding company, manufactures, sells, markets, and promotes pharmaceutical products in the People's Republic of China. Its products include VALTOCO, a diazepam nasal spray to treat seizure clusters; Plendil for the treatment of hypertension and stable angina pectoris; XinHuoSu to treat acute heart failure; Deanxit for mild-to-moderate depression, anxiety, and psychosomati