12-16  Main Pullutant Emission in Waste Gas in Main Cities (2011)
	(10 000 tons)
City	Sulphur Dioxide	Nitrogen Oxides	Smoke and Dust
Beijing	9.79	18.83	6.58
Tianjin	23.09	35.89	7.59
Shijiazhuang	20.70	28.54	10.55
Taiyuan	14.12	15.37	8.24
Hohhot	11.23	19.53	3.40
Shenyang	11.09	13.07	6.58
Changchun	7.63	15.35	13.06
Harbin	12.23	15.45	13.89
Shanghai	24.01	43.54	8.98
Nanjing	12.65	18.34	5.99
Hangzhou	9.25	12.53	4.29
Hefei	5.18	11.21	4.27
Fuzhou	9.25	12.38	3.68
Nanchang	3.62	6.24	2.32
Jinan	12.06	11.68	11.57
Zhengzhou	11.69	21.02	5.30
Wuhan	11.44	16.83	2.84
Changsha	2.84	4.80	2.05
Guangzhou	7.01	14.43	2.23
Nanning	4.12	6.27	3.55
Haikou	0.20	1.00	0.18
Chongqing	58.69	40.26	18.10
Chengdu	5.71	10.51	2.58
Guiyang	11.51	5.43	3.83
Kunming	10.96	11.49	6.32
Lhasa	0.16	1.33	0.15
Xi'an	11.48	9.79	3.12
Lanzhou	10.46	10.19	4.22
Xining	7.83	6.69	5.42
Yinchuan	8.08	10.13	3.25
Urumqi	13.87	17.03	7.37