A shaft furnace is dismantled at Delong Steel Company in Xingtai City, north China's Hebei Province, Sept. 29, 2017, as an effort to improve the air quality. (Xinhua/Mu Yu)
Xinhua Headlines: Enhanced law enforcement to make skies blue again
Source: Xinhua| 2018-07-09 22:03:29|Editor: Li Xia
