Anshan (Chinese: 鞍山; pinyin: Ānshān) is an inland prefecture-level city in central-southeast Liaoning province, People's Republic of China, about 92 kilometres (57 mi) south of the provincial capital Shenyang. As of the 2020 census, it was Liaoning's third most populous city with a population of 3,325,372 people, over an area of about 9,270 km (3,580 sq mi) spanning 133 km (83 mi) from east to the west. Its built-up area encompassing the 4 Anshan urban districts (1,543,696 inhabitants), the 4 out of 5 urban Liaoyang districts (796,962 inhabitants, Gongchangling not being conurbated yet) and Liaoyang county largely being conurbated, was home to 2,712,789 inhabitants in 2020.
The city's name came from the horse saddle-like shape of a nearby mountain south of the city, which can be seen on the left (west) about five minutes before the northbound train arrives at Anshan railway station. Anshan is home to the Anshan Iron and Steel Group, one of the largest steel producers in China. Anshan is sister city with Sheffield, United Kingdom.