Buildings neighboring the Summer Palace are visible under the clear blue sky in Beijing on Aug 23, 24, 2015. The blue sky, appearing ahead of military parade marking the 70th anniversary of the victory in the War of Resistance against Japanese Aggression on Sept 3, is also called “parade blue”. The parade blue shows good air quality with PM 2.5 rated 10, said the Beijing Municipal Environmental Monitoring Center.
Author: admin
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