![National Pavilion Day kicks off at 2010 Expo](../../attachement/jpg/site1/20101003/0013729e41a90e122bb410.jpg)
The national flag of the People's Republic of China floats in front of the China Pavilion as the National Pavilion Day for China opens on Oct 1, 2010, which is also the 61st anniversary of the founding of the PRC. [Photo/Xinhua]
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