南方逗比女孩北方阳光男孩
[nán fāng dòu bĭ nǚ hái bĕi fāng yáng guāng nán hái]
'Nan Fang Dou Bi Nu Hai Bei Fang Yang Guang Nan Hai' describes the difference in characteristics between girls from the South ('silly/cheerful') and boys from the North ('outgoing/bright'). It captures cultural stereotypes based on region in China.