sentences:  Despite the reduction in coal consumption and polluting industries, China still maintained a stable economic growth rate from 7.7% in 2013 to 6.9% in 2015.On 20 August 2015, ahead of the 70th-anniversary celebrations of the end of World War II, the Beijing government shut down industrial facilities and reduced car emissions in order to achieve a "Parade Blue" sky for the occasion.This action resulted in PM2.5 concentration lower than the 35 μg/m3 national air quality standard, according to data from Beijing Municipal Environmental Protection Monitoring Centre (BMEMC).