Jilin Province Huinan Changlong Bio-pharmacy Company Limited manufactures and distributes Chinese medicines and pharmaceutical products under the Changlong and Qing Tong brands in the People's Republic of China. Its products include Edaravone injection, compound brain comfort capsules, haikun kidney capsules, cefpirome sulfate for injections, cefpiramide for injections, anti-bone hyperplasia tablets, Lysine zinc gluconate tablets, and Qianlie Guihuang Tablets. The company also manufactures and distributes beverages, prepackaged food, and health products. Formerly known as Jilin Province Huinan Biochemical Pharmaceutical Company Limited, it was founded in 1989 and is based in Kowloon, Hong Kong.