This is an interactive picture book for children's 4D early education. Combined with AR technology class, we can turn the baby's pattern on paper into interesting 4D animation, and learn Chinese and English pronunciation, interesting nursery rhymes, writing red Chinese characters and other functions. 5 sets of wholesale, the more goods you get, the lower the price, and the national agent price is unified. Those who bid indiscriminately will be disqualified and held accountable. You can ask me more details.