The description for "π¨π³π΄σ ³σ ¨σ ³σ Ίσ Ώ" related to "Flag For Shanghai CN-31" is: A combination of the national flag of China (π¨π³) and a black and white flag representing the city of Shanghai (π΄σ ³σ ¨σ ³σ Ίσ Ώ), symbolizing the unique identity and pride of Shanghai within China.