Gao Kang No.2 is a mid-late maturing F1 hybrid developed by crossing two self-incompatible line, 92-47 and 92-226; highly resize test to Tu MV downy mildew and soft rot, and suitable for storage. Its yield is about 105 t. hm-2, it's 24.24% ~ 45.6% and 2.33% ~ 7.08% higher them the check Lubui No. 8 and Lubai No. 10, respectively.