Passing by. Longwan Wedding Theme Park is located next to Shuidao Bridge in Wanjiang District, Dongguan City, Guangdong Province. Baidu map shows that there are 36 stops from Dongguan downtown to Longwan Park, which passes through Dongcheng Science Park Station, so it passes through Dongcheng. Dongguan is a prefecture-level city under the jurisdiction of Guangdong Province and a megacity. Dongguan is located in the south of China, south-central Guangdong Province, on the east bank of the Pearl River Estuary, with Guangzhou in the northwest, Shenzhen in the south and Huizhou in the northeast.