Why is Jishan Banzao jujube hailed as a tribute to the imperial court?

Banzao jujube, native to Jishan County, has a cultivation history of more than 1,000 years and was a tribute to imperial courts through the ages. In 1957 it entered the international market; in 1973 it was exported to Japan, North America and countries in Southeast Asia; in 1981 it won expert praise at the National Red Jujube Appraisal Conference in Changzhou; in 1992 it was the sole winner of the silver award at the First China Agricultural@#@119@#@; in 1993 it won the gold award at the First Shanxi Provincial Agricultural Expo; in 1994 it won the gold award at the National Forestry Expo; in 1995 it was listed as a state banquet food; in October 1997, at the First Shanxi Provincial Dried Fruit Economic Forest Products Appraisal and Sales Exhibition, it was rated first among Shanxi's Top Ten Famous Jujubes, and it enjoys an extremely high reputation at home and abroad. The skin of Banzao jujube is purplish red, and the flesh of the fresh jujube is white-green; the edible portion accounts for 96.65%, the sugar content is 75.30%, and the VC content is 500mg/100g. Regular consumption is highly beneficial to human health, and it has very high nutritional and medicinal value.