Hunan Er-Kang Pharmaceutical Co., Ltd engages in the research and development, production, and sale of pharmaceutical excipients, APIs and finished drugs in China and internationally. The company offers various APIs, such as glycerin, dilute hydrochloric acid, sulbenicillin sodium, dihydroxypropyl theophylline, calamine powder, sulfadiazine, sulphaguanidine, TMP, and resorcinol. It also provides finished drugs, including sulbenicillin sodium for injection and compound liquorice tablets. In addition, the company offers conventional pharmaceutical excipients include pharmaceutical glycerin, medicinal ethanol, medicinal propylene glycol, medicinal sodium hydroxide, and sucrose; and new pharmaceutical excipients comprise hydroxypropyl starch empty capsules, hydroxypropyl starch soft capsules, and citrate products. Hunan Er-Kang Pharmaceutical Co., Ltd was founded in 2003 and is based in Changsha, China.