TangshanChina |
Xi'anChina |
7 100 000
(2010) |
7 100 000
(2010)
7 270 000
(2006) |
7 270 000
(2006) |
13 472 km2
|
13 472 km2
9 983 km2
|
9 983 km2
|
527.02
/km2 |
527.02/km2
728.24/km2
|
728.24
/km2 |