Branch roads include connecting areas: Jiangsu (12 1), Shandong (1 18), Henan (106), Beijing (92), Guangdong (89), Liaoning (86), and Liaoning.

Subvert traditional recording and broadcasting courses, synchronize full-time textbooks, cover nine disciplines, independently develop supporting memory courses, and connect specific textbook knowledge points and important and difficult points with interesting memory methods and mind maps, so that children can learn happily in interesting courses, save time and improve efficiency. Learning machine for primary and secondary education is the first choice, which helps more children to remember textbook knowledge points more easily and get high marks. From the perspective of educational sub-sectors, the popularity of k 12 educational learning machine has not diminished, and the investment in preschool education, educational informationization, interest education and comprehensive education services has increased.