The kani children's toys, based mainly on the development of adolescent intelligence and iq development, have broken the limitations of traditional products by giving them a number of innovative functions, such as “hearing” and “see” thinking. The design of the diy series is extremely educational and interesting, allowing children to achieve the dream of genius in a happy way, in terms of learning, playing, playing, sports, and so on. Kani child and child toys are child-centred, adolescent-based and extended, introducing western advanced child intelligence iq happiness-building theory, with the aim of "improving the learning skills, skills, creativity and happiness of children", and "fashion, creativity, wisdom, novelty, self-help", to create a comprehensive **fashion students' creative hall, making kani children's and children's toys a happy kingdom for children and, above all, a rich estate for businesses!