2. Crispy jujube is a processed product made of selected winter jujube and vacuum fried. The processing steps include: selecting fresh and 70-80% ripe winter jujube, cleaning, removing core, protecting color, low-temperature vacuum frying and dehydration, vacuum centrifugal degreasing, rapid cooling and packaging. High-quality crisp jujube has a crisp taste and is a kind of food deeply loved by consumers.