CHONGQING (CQNEWS) -- Chongqing Environmental Protection Bureau revealed on January 28 that over the last 7-day holiday, the air quality was good with the pollution indicator controlled within the range from 33 to 79. The main air pollutants were PM10.

There were six good-weather days more compared to the Spring Festival period in 2011. The thickness of PM10, sulfur dioxide and nitrogen dioxide contained in the air dropped respectively by 64.2%, 50% and 36.6%. (Translated by Zhang Yingling, Fathom Language Limited)