Tianjin Tianyao Pharmaceuticals Co., Ltd. researches, develops, produces, and sells corticosteroids, amino acid active pharmaceutical ingredients (APIs), and preparations in China. Its main products include corticosteroid raw materials such as dexamethasone, prednisone, methylprednisolone, and the betamethasone product series, along with other hormone precursors. It also supplies amino acid raw materials and preparations including injections, ointments, creams, hard capsules, pills, freeze-dried powder injections, inhalation preparations, and tablets. The company exports to the United States, Southeast Asia, Asia, Europe, South America, and Africa. Founded in 1939 and based in Tianjin, China, it operates as a subsidiary of Tianjin Pharmaceutical Group Co., Ltd.