Yes, I have taken my children to the Shanghai Book Show two or three times, and there are many expansion projects for children. Fourteen years old is a very important stage in life. Legally speaking, 14 years old can already bear some legal responsibilities and be responsible for his own actions. Physiologically, 14 years old has entered youth from adolescence; Psychologically, 14 years old has entered adolescence and has his own thoughts. On 14' s birthday, it is still very beneficial to give children a sense of ceremony and make them aware of this change.