New soybean cultivar’Jiyu 406’, released in 2012, was developed by Soybean Research Center, Academy of Agricultural Sciences of Jilin Province by crossing of’Gongjiao 94198-1’and’CK-P’.The results of regional trials during 2010-2011 showed that its average yield was 2794.4 kg/hm², which was 4.5% higher than control cultivar’Jiunong 21’.The results of production test in 2011 showed that its average yield was 2 578.4 kg/hm², which was 7.3% higher than control cultivar’Jiunong 21’.Main characters of this cultivar were high oil content（23.88%） and high yield.The cultivar is suitable for growing in medium ripen area of Jilin Province.