The sugar content of Jinsizao No.4 is 78% ~ 80%. According to the relevant public information, the approximate No.4 jujube is nearly cylindrical in shape, flat at both ends, slightly thicker in the middle, with high uniformity and basically the same size at both ends. Golden jujube is mostly inverted oval, slightly smaller at both ends of the head and tail, with obvious bulge in the middle of the jujube fruit. Jujube No.4 has high sugar content, mellow and sweet fresh food, yellow and clean color, thick inner core and thin core, and no bitter, spicy or pungent smell. Zizyphus jujuba After eating, it is slightly moist, fluffy, sweet and slightly sour. Approximate No.4 sweet crisp jujube is a new dry fresh jujube variety bred in shandong institute of pomology, which has excellent characteristics such as early fruiting, high yield, high quality, disease resistance and crack resistance. Average fruit weight 10 ~ 12g, soluble solid content 40% ~ 42%, edible rate 97%, drying rate 55%. The quality of fresh food and dryness is very high. Dried jujube meat is thick, full and elastic, containing 78% ~ 80% of total sugar and less fruit cracking.