Seven-year-old children should have three meals a day, and the nutritional supply of breakfast and Chinese food should account for 30% and 40% of the whole day. At least 300ml of milk, 0/~ 2 eggs, 0/00 ~-grams of fish, poultry and meat, and 300 ~ 500g of cereals and beans are supplied every day. Pay attention to the richness of diet and the supplement of trace elements such as vitamins and minerals. Pay attention to outdoor activities, eat less snacks, control sugar intake and drink more soft drinks. 1. Selection of staple food and beans: rice, millet, oats, buckwheat, black beans, adzuki beans, soybeans and their products. 2, the choice of meat and egg milk lean meat, beef, mutton, pork liver, ribs, squid and other freshwater fish, yellow croaker and other marine fish, oysters, shrimp, eggs, milk and so on. Selection of vegetables: Chinese cabbage, onion, potato, carrot, bean sprout, spinach, celery, cauliflower, green pepper, mushroom, kelp, laver, bamboo shoots, black fungus, etc. 4. Choice of fruits: apples, oranges, bananas, mangoes, kiwis, pineapples, strawberries, watermelons, pears, peaches, etc. 5. Other nuts such as walnuts, peanuts, melon seeds and hazelnuts. Breakfast: corn, peas, sausage, carrots, japonica rice, tomatoes, eggs, etc. For example, mixed fried rice, scrambled eggs with tomatoes and a cup of soybean milk; Snacks: some bananas and biscuits; Lunch: rice, millet, green pepper, potatoes, bamboo shoots, pork liver, black fungus, etc. For example, two rice, fried potatoes with green peppers and fried liver tips; Dim sum: apples; Dinner: japonica rice, black beans, kelp, lean meat, tofu, mushrooms and so on. For example, black bean porridge, fried pork slices with kelp, stewed tofu with mushrooms and a glass of milk.