Supplement vitamin and amino acid, maintain normal physiological function, enhance metabolism. To enhance the function of reproductive system of egg birds, to promote the formation of eggs, to increase the laying rate, to reduce the production of egg pudding, and to prolong the peak of egg laying. Promote food intake, improve nutrient absorption and feed conversion rate. To improve the survival rate of chicks and piglets, promote growth and increase in value. Improve feather and skin colour, hairiness is bright, crown red and feet yellow Prevent all kinds of stress and speed up recovery after illness.