Teyi Pharmaceutical Group Co., Ltd. engages in the research and development, production, and sale of proprietary Chinese medicines, and chemical preparations, raw materials, and products in China. The company offers cough and phlegm, kidney, anti- infection, cardiovascular, and digestive system drugs. Its chemical raw materials and products include aluminum magnesium carbonate, phenytoin, ferrous sulfate, glacial acetic acid, calcium chloride, sodium chloride, bismuth series, citric acid series, zinc sulfate, etc. The company was formerly known as Guangdong Taicheng Pharmaceutical Co., Ltd. and changed its name to Teyi Pharmaceutical Group Co., Ltd. in November 2016. Teyi Pharmaceutical Group Co., Ltd. is based in Taishan, China.