Heavy air pollution of Urumqi city in East Turkistan threatened residents since increased diseases such as asthma. “Impossible to wear white T shirt and almost everyone has sore throat in winter time” said one of the residents of Urumqi.

According to China environmental monitoring website statistical data, On November 21, the Urumqi City air pollution index is on 157, in 22 nd is on 192, and in 23 rd is on 193. In this year, environmental pollution of Urumqi is in first rank among the 86 cities in China and “city of smoke” became the alternative name of the Urumqi. Main cause of air pollution was caused large scale of Chinese immigrants, arbitrary exploitation of natural resources and lack of government regulations on environmental protection. .