Variety sources: Conventional species of horticulture in Zhejiang Academy of Agricultural Sciences. Main traits: Spread, weak growth, small leaves, few branches, dominated by main vine pods. Twilight green, about 60 centimeters long, well-proportioned, good merchandise. The initial flowering stage is low, and an average of 2-3 knots can be commonly found. Very precocious. Early sowing time: sowing to harvest about 50 days, the whole growth period of 80-100 days; late spring or summer sowing: sowing to harvest takes 35-40 days, the whole growth period of 60-80 days. Resist disease, but not against mycotic disease and rust. High Yield. Cultivation points: The most suitable spring sowing, sown at the end of March to early April. Seedling stage supplemented by mulch or small arch cover measures to keep warm. It requires sufficient fertilizer and water, and it is cultivated by mulching. Proper dense planting, row spacing 70x20 cm, leaving 3 plants per hole.