The general principle is from less to more, from one kind to many, from fine to coarse, from soft to hard, and pay attention to the development of children’s eating skills. 1, 6 months: start to add complementary foods, the earliest from pureed food, you can choose vegetable puree, fruit puree, iron-containing formula rice powder for children to add complementary foods. The number of times from once a day gradually increased, the amount gradually increased. In the process of eating, to gradually develop the child’s eating skills, about 6 months to learn to use a spoon to feed; 2, 7-9 months: at this time began to add the end food, such as soft rice, minced meat, minced vegetables, eggs, fish puree, tofu, formula rice powder, fruit, etc., the number of times to add complementary food can be increased to two, usually a meal, a fruit. 7-9 months can learn to drink from a cup; 3, 10-12 months: you can add crushed food. At 10-12 months old, children can add crushed food, such as soft rice, minced meat, vegetables, eggs, fish, meat, soy products, fruits, etc. The number of times to add complementary foods increases, usually two meals and one fruit. 10-12 months old, children are gradually trained to eat or grab food with a spoon. The addition of complementary foods for children must be gradual, scientific feeding, to develop good eating habits, while ensuring balanced nutrition, and reasonably promote the growth and development of children. At the same time, in the process of adding complementary foods, pay attention to whether the child will have allergies and other conditions.