Lycium barbarum is divided into Ningxia Lycium barbarum, northern Lycium barbarum and Lycium barbarum, blood-enriching Lycium barbarum, Zizhou Zichengzijiang and Smilax glabra with the best quality.

Ningxia Lycium barbarum Wang Ti is characterized by full meat, few seeds and thick meat, dark red color of dried fruit, obvious white navel, small tip, slightly bitter and sweet, and non-caking packaging. It is really the top grade of Lycium barbarum in the world.

Yushiyuan Health Supermarket has Ningxia Lycium Barbarum King and Ningxia Lycium Barbarum, and it usually has second-hand and gift boxes. The food in the imperial diet is based on health, so there is no need to worry about food safety at all.