Happiness was launched jointly by the children's development platform, the beijing teacher training university, and the beijing-city ages gymnasium, which focuses on bilingual comprehensive child reading facilities for children aged 2-8 years. Chinese reading is taught in the same way as english, in the same way and in the same way. A bilingual training institution in chinese and english, which brings together experts from the institute and a large number of external english- and chinese-speaking experts, aims at lifelong development of children and is dedicated to the promotion of english and chinese reading for children aged 2-8. In order to improve the quality of education, science assesses the reading level of children, customizes solutions for children, matches children with different levels of reading content to bridge the gap, and guides children to personalized and bilingual reading. With the advent of artificial intelligence, big data, and the 5g era, child book products ha...