长沙县
Yong'an Town () is a rural town in Liuyang City, Hunan Province, People's Republic of China. As of the 2015 census it had a population of 65,700 and an area of . It is surrounded by Shashi Town to the north, Beisheng Town to the east, Dongyang Town to the southeast, Chunhua Town in Changsha County to the west, and Jiangbei Town of Changsha County to the south.