FoshanFoshan (UKfou'shaen, US-sha:n), alternately romanized as Fatshan, is a prefecture-level city in central Guangdong Province, China. The entire prefecture covers and had a population of 9,498,863 as of the 2020 census. The city is part of the western side of the Pearl River Delta Economic Zone whose built-up (or metro) area was home to 65,694,622 inhabitants as of 2020 (excluding Hong Kong not conurbated yet), making it the biggest urban area of the world.
JiangmenJiangmen (), alternately romanized in Cantonese as Kongmoon, is a prefecture-level city in Guangdong Province in southern China. It consists of two urban districts (Pengjiang, Jianghai), Heshan, and the more rural Siyi (Xinhui, Taishan, Kaiping, and Enping), which is the ancestral homeland of approximately 4 million overseas Chinese. As of the 2020 census, the entire prefecture has a total population of about 4,798,090 inhabitants; its urban region (Pengjiang, Jianghai, plus Heshan being conurbated) has 2,657,062 inhabitants, which can also be considered part of the Guangzhou–Shenzhen metro conurbation with 65,565,622 inhabitants.
ZhaoqingZhaoqing (), alternately romanized as Shiuhing, is a prefecture-level city in Guangdong Province, China. As of the 2020 census, its population was 4,113,594, with 1,553,109 living in the built-up (or metro) area made of Duanzhou, Dinghu and Gaoyao. The prefectural seat—except the Seven Star Crags—is fairly flat, but thickly forested mountains lie just outside its limits. Numerous rice paddies and aquaculture ponds are found on the outskirts of the city. Sihui and the southern districts of the prefecture are considered part of the Pearl River Delta.