The area of the city is 19.4 sq mi (50.2 sq km) . 16,349,831 (2nd) is the population of the urban region of Dongguan . 4,800/km 2  (12,000/sq mi) is the density of people in  the urban region of Dongguan . The highest elevation of Dongguan is 425 m (1,394 ft) . The land area of the city is 8.13 sq mi (21.06 km 2 ) . The Dongguan citys' lowest elevation is 5,740 ft  . Dongguan is named for Joe Juneau . Dongguan is at an elevation of 62 ft . Tri Rismaharini is the mayor of Dongguan .  The city area code is (+90) 224 . The city water area is 4.46 sq km  (1.72 sq mi) . The city Dongguan province is Gauteng . 4,484/km 2  (11,610/sq mi) is the density of people in  the metro region of Dongguan . Dongguan is located in England . The population of the metro region is 6,310,000 (2017) . The city was incorporated in 1900 . 0.032/sq km  (0.083/sq mi) is the density of residents in Dongguan . The city has the postal code 8320000 . Dongguan is the government of Ministry of Culture
Urban is more densely populated that metro region