According to the dietary guidelines of China residents, 250-400g of sweet potatoes and miscellaneous beans, 300-500g of vegetables, 200-400g of fruits, 40-75g of livestock and poultry meat, 40-75g of fish and shrimp, 40-50g of eggs, 300g of milk and products, and 25g of soybeans and nuts. Seasoning, 25-30g of oil, 6g of salt and 50g of sugar.