The postcode of Huangmaling, Dongkeng Town, Dongguan is 523000. Dongkeng Town belongs to Dongguan City, with a geographical location of 22 09&; north latitude and 114 40&; east longitude. It is located in the middle of Dongguan City, Guangdong Province, and is located in the economic corridor of Guangzhou, Shenzhen and Hong Kong, with a complete road network. Liaobu Town in the east, Dalang Town in the south, changping town in the north and hengli town and Chashan Town in the west. It is 70km away from Guangzhou in the north, 60km away from Shenzhen Special Economic Zone in the south, 5km away from Dongguan Railway Station, 90km away, and the town residence is 20km away from downtown Dongguan.