Slogan: Frustration can't break our wings. Let's turn happiness into a fragment of a girl without sadness. Let's work together to compose our own wonderful music!
Dream of flying
Slogan: dreams are our strength to move forward; Happy learning, happy growth, colorful life, colorful learning! ..., 1, why use Chinese name? Mathematical symbols are good as group names.
∑ group, hehe. The slogan is: "sum" is our lifelong goal, 1,