The bate order is a yellow-to-orange lucid liquid and a combination formulation for the prevention and treatment of vitamin a and d deficiency. These include hysteria, night blindness and children's foot and foot convulsions. Vitamins a and d are essential for human growth, especially for the development of foetuses, infants and young children, the integrity of upper skin tissue, vision, reproductive organs, the persistence of calcium and phosphorus, and the growth of bones and teeth。