Gongzhuling (simplified Chinese: 公主岭; traditional Chinese: 公主嶺; pinyin: Gōngzhǔlǐng, literally "Princess Ridge" is a city in western Jilin province of Northeast China located halfway between Siping City and Changchun, along the main railway line in the Northeast. Major employers in the city include Jilin Academy of Agricultural Sciences, located on the north side of the railway and several factories which manufacture auto parts. There is major military presence in the area, including a PLA base and a military airport.