Jilin Province Huinan Changlong Bio-pharmacy Company Limited engages in the manufacture and distribution of Chinese medicines and pharmaceutical products in the People's Republic of China. It offers tablets, capsules, pills, Chinese medicine pretreatment and extraction products, powders for injections, lyophilized powder for injections, small volume injection solutions, APIs, and granules. The company markets its products under the Changlong and Qing Tong brands.