B	H	M	T
Beijing	Haikou	Macau	Taiyuan
C	Hangzhou	N	Tianjin
Changchun	Harbin	Nanchang	Tibet
Changsha	Hefei	Nanjing	U
Chengdu	Hohhot	Nanning	Urumqi
Chongqing	Hong Kong	P	W
D	Huangshan	Pingyao	Wuhan
Dali	J	Q	X
Dalian	Jinan	Qingdao	Xiamen
Dunhuang	Jiuzhaigou	S	Xi’an
F	K	Sanya	Xining
Fuzhou	Kunming	Shanghai	Y
G	L	Shijiazhuang	Yangshuo
Guangzhou	Lanzhou	Shenyang	Yinchuan
Guilin	Lhasa	Shenzhen	Z
Guiyang	Lijiang	Suzhou	Zhangjiajie
	Luoyang		Zhengzhou