Abstract:‘Jinbaicai No.6’is a midlate maturing Chinese cabbage F1 hybrid,developed by crossing an inbred self-incompatible line self-crossed from‘Hetou’ (a kind of farmhouse breed in Liaoning Province)with a line self-crossed from‘Tianjinhetaowen’.Its growing period is about 85 days.The hybrid is characterized by its vigorous growth,compact plant type and small stretch.The outside leaves are dark green while the stem is light green.The plant is 56 cm in height.The head is a cylinder with compact twisted central part,53 cm in height,22 cm in width,52 cm in stretch and about 4 kg in weight.Over 75 % of it is eatable and it tastes good.It can be stored for long time and is resistant to TuMV and soft rot as good as‘Jincai No.3’,has strong resistance to downy mildew than‘Jincai No.3’.The average yield is about 120 t·hm-2.It can be cultivated all over China.