Foshan, alternately romanized as Fatshan, is a prefecture-level city in central Guangdong Province, China. The entire prefecture covers 3,848.49 km2 (1,485.91 sq mi) and has an urban population around 7.2 million in 2012. It forms part of the western side of the Pearl River Delta Economic Zone, which includes Guangzhou to the east and northeast and Zhongshan to the southeast.