Abstract: ‘Youlü 702 Caixin’which cultivated by hybrid breeding and systematic breeding is a new mediummaturiting cultivar of flowering Chinese cabbage. The plant is upright compact，hairchested，well-proportioned，glossy dark green colour，fleshy tight and grows vigorously. Main sprouts are 22.4 cm in height，1.7 cm in thick，with 40 g in single sprout weight. It takes 37–40 days from sowing to harvest and is tidiness. The ball-flower is big and standard.‘Youlü 702 Caixin’yields about 18 000 kg · hm^-2. It is suitable to grow in plain areas from late April to mid-November and from mid-March to early April in the second year.

Key words: flowering Chinese cabbage, medium maturity, cultivar