Dongguan is located in England . 19.4 sq mi (50.2 sq km) is the area of the city namedDongguan . The city Dongguan province is Gauteng . 4,800/km 2  (12,000/sq mi) is the density of people in  the urban region of Dongguan . 0.032/sq km  (0.083/sq mi) is the density of residents in Dongguan . This city is named after Joe Juneau . The postal code of the city is 8320000 . 16,349,831 (2nd) is the population of the urban region of Dongguan . (+90) 224 is the area code of Dongguan . The metro region has 6,310,000 (2017) population . The Dongguan citys' lowest elevation is 5,740 ft  . Dongguan is the government of Ministry of Culture . On 1900 the city was incorporated . Tri Rismaharini is the mayor of Dongguan . The city water area is 4.46 sq km  (1.72 sq mi) . The Dongguan city highest elevation is 425 m (1,394 ft) . The density of  inhabitents in  the metro region of Dongguan is 4,484/km 2  (11,610/sq mi) . The land area of the city is 8.13 sq mi (21.06 km 2 ) . Dongguan is at an elevation of 62 ft
The peak of the city is at 620 ft