It is a heat-resistant baby Chinese cabbage variety, featuring 50 days growth period, 0.3-0.6kg fruit weight, high resistance to heat, moisture and disease, fast growth of heart, compact heading, light yellow green outer leaves, white stem, bright yellow leaves, few fibers, good taste, sowing from April to September in the Jiangnan and the Yangtze River Basin, July to September in the north, about 8000 plants per Mu.