Da'an (Chinese: 大安; pinyin: Dà'ān; literally: 'Dalai and Anchang') is a city of northwestern Jilin province in Northeast China, on the southern bank of the Songhua River and the border with Heilongjiang province. It is under the administration of Baicheng City, 115 kilometres (71 mi) to the west, and lies 57 kilometres (35 mi) northwest of Songyuan.