i am protecting the safety of children. whenever the children are in trouble, the ever-changing school bus will transform into fire trucks, police cars, ambulances, rescue boats and planes to the scene to help. as the story develops, children gradually learn more about safety education and emotional management. the cartoon "the school bus of variety" uses interesting and vivid ways to solve the problems of growth for children, while also establishing deep friendship and trust with children. now, in the third season of the new "baibian school bus", thebaibian school bus will continue to accompany the children's experience and grow up and protect the children's smiles. ddd