Dongguan Port, the port of Dongguan City, Guangdong Province, China, is located in the core area of the Pearl River Estuary and the geometric center of Guangdong-Hong Kong-Macao Greater Bay Area. It is close to the South China Sea Lingdingyang, adjacent to Hong Kong, Macao and Guangzhou, and is the intersection of the Pearl River, Dongjiang River and Xijiang River. The port area is mainly distributed in Dongjiang, Shiziyang and Lingdingyang river basins, and is a national first-class port.