Introduction to the underground wine cellar: The highland barley and mint distillery workshop focuses on inheriting and protecting the ancient brewing techniques of highland barley and mint distilled liquor, and the thousand-year-old wine culture of Zhang's highland barley and mint distilled liquor. It fully demonstrates the tradition of highland barley and mint distilled liquor. The brewing technology reflects the characteristics of natural and pure raw materials, primitive and simple craftsmanship, high quality and pure, and green and environmental protection.