The order of adding complementary foods to babies is to add domestic foods first, such as infant nutritional rice flour, followed by vegetable juice and fruit juice, and vegetable puree and fruit puree. Animal foods, such as egg custard, fish, meat floss, and mashed meat, etc. The principle of adding food is to add one new food at a time, from less to more, from thin to thick in a gradual manner. It is recommended to start adding pureed foods at 6 months of age and gradually transition from pureed foods to chewable soft solid foods at 7-9 months of age. at 10 months of age, most infants can gradually switch to a diet based on solid foods.