medium maturing variety, harvest about 75-80 days after transplanting, dark green outer leaves, good disease tolerance, global highly oblate, 1.5-2.0KG, green, good taste. Take Yangtze River valley for example: plant in mid July, harvest from November to spring; plant in mid August, harvest from December to March the next year. Good cold tolerance, overwinter, resistant to cracking, long harvest time, suitable for good market quotation, high economic benefit, suitable for processing and fresh market.