16,349,831 (2nd) is the population of the urban region of Dongguan . 4,484/km 2  (11,610/sq mi) is the density of people in  the metro region of Dongguan . 4,800/km 2  (12,000/sq mi) is the density of people in  the urban region of Dongguan . The density of  people in Dongguan is 0.032/sq km  (0.083/sq mi) . Dongguan is the government of Ministry of Culture . Dongguan is named for Joe Juneau . The population of the metro region is 6,310,000 (2017) . The highest elevation of Dongguan is 425 m (1,394 ft) . Dongguan is at an elevation of 62 ft . The water area of the city is 4.46 sq km  (1.72 sq mi) . The area of the city is 19.4 sq mi (50.2 sq km) . The land area of the city is 8.13 sq mi (21.06 km 2 ) . On 1900 the city was incorporated . (+90) 224 is the area code of Dongguan . Dongguan is located in England . The city has the postal code 8320000 . The province of the city Dongguan is Gauteng . The mayor of Dongguan is Tri Rismaharini . The lowest elevation of Dongguan is 5,740 ft 
Less than 151 sq mi area of the city Dongguan is land