穿着校服闯天下背着书包拽天下
[chuān zhe xiào fú chuăng tiān xià bèi zhe shū bāo zhuài tiān xià]
It translates roughly to 'Traveling across heaven wearing school uniforms and ruling the world while carrying backpacks,' suggesting ambition with humor. It pictures teenagers venturing out into wider worlds even as they retain youthful elements such as school attire, blending lighthearted dreams of power mixed with innocence and bold confidence.