It features extremely early-maturing, first generation hybrid, harvest 25 or about 40 days after sowing, rapid growth, tender green outer leaves, crinkle hairless, short petiole, white stem, exquisite texture, few fibers, overlapping top, tender and sweet quality, excellent taste, 500-800g single fruit weight (similar to baby Chinese cabbage). It is an excellent alternative to fast vegetable and Chinese cabbage in summer. Use direct sowing in flat border check, 16-35℃ suitable growth temperature, suitable for planting as summer fast vegetable or heading Chinese cabbage, apply more good organic fertilizer, strengthen fertilizer and water management, ensure soil soft and moisture. Use shading net in high temperature season, prevent continuous rainstorms, pay attention to pest control, adopt comprehensive control measures, suitable for planting in most regions of China.