Adding complementary foods should be done in accordance with the actual needs of infants and the maturity of the digestive system, and in accordance with the principle of gradual progress. 1.From little to much: first feed the infant a small amount of iron-fortified rice flour, from 1 to 2 spoons to several spoons, until a meal; 2.From one to many: infants accept a new food generally need to try 8 to 10 times, about 3 to 5 days, until the infant is used to the taste before changing to another, in order to stimulate the development of the sense of taste. The method of introducing a single food one at a time can help keep track of whether the infant has food allergies and identify the allergens. 3.From thin to thick: that is, starting from liquid to semi-liquid to solid. For example, when rice flour is first added, it can be diluted, and other foods can be made into juice or puree at the beginning to facilitate swallowing; when milk teeth erupt, the food chosen can be coarser and harder, such as trying to eat chopped vegetables to train infants’ chewing ability. 4, can not be forced to eat when the infant does not want to eat a certain food, you can change the way. For example, you can give a new drink when the infant is thirsty and new food when he/she is hungry. 5.When the weather is hot and the infant is sick, the addition of new varieties should be suspended. 6. Individual and separate preparation Infants’ complementary foods should be prepared separately, and attention should be paid to food safety and hygiene. It is best to feed the infant food now, do not feed the leftover food. 7, precautions: you can drink milk after eating, the natural formation of a meal instead of a milk; food is light, less salt, less sugar, oil; do not consume honey water or sugar water. 8, be happy to eat, do not criticize, do not scold, do not force.