Siping (Chinese: 四平; pinyin: Sìpíng), formerly Ssupingkai (Chinese: 四平街; pinyin: Sìpíngjiē), is a prefecture-level city in the west of Jilin province, People's Republic of China. Located in the southwestern part of the province, in the middle of the Songliao Plain and at the intersection of Jilin, Liaoning and Inner Mongolia, Siping covers an area of 14,323 km² (5,530 sq mi).