Jiangmen is a prefecture-level city under the jurisdiction of Guangdong Province, located on the west bank of the Pearl River Delta, and is one of the central cities in the west of the Pearl River Delta. Jiangmen has three municipal districts and four county-level cities, including Pengjiang, Jianghai, Xinhui, Taishan, Kaiping, Heshan and enping city.

Taishan City is a county-level city under the jurisdiction of Guangdong Province, managed by Jiangmen City, located in the southwest of the Pearl River Delta, adjacent to Hong Kong and Macao, and facing the South China Sea in the south.

Generally speaking, Jiangmen and Taishan are geographically close, but their administrative divisions are different.