3,300/km 2  (8,600/sq mi) is the density of inhabitents in Dongguan . The population of the metro region is 44,449,738 . 8,220,207 is the population of the urban region of Dongguan . The density of  people in  the metro region of Dongguan is 2,500/km 2  (6,600/sq mi) . The density of  people in  the urban region of Dongguan is 3,300/km 2  (8,600/sq mi)
There are more than 3550 inhabitents per km 2 in the urban region of Dongguan