Tianjin Tianyao Pharmaceuticals Co., Ltd. engages in the research and development, production, and sales of corticosteroids, amino acid active pharmaceutical ingredients (APIs), and preparations in China. Its primary products comprising corticosteroid raw materials, such as dexamethasone, prednisone, methylprednisolone, and betamethasone product series. The company provides amino acid raw materials, as well as dosage forms, including injections, ointments, creams, hard capsules, pills, freeze-dried powder injections, inhalation preparations, and tablets.