1. From Duyun Snail Shell Mountain, growing in the beautiful natural environment of the tea mountain, fully demonstrated the characteristics of the buds and leaves with a lot of velvet hairs, fat and tender, early germination, strong tenderness, and the richness of its fresh leaf inclusions, laying the foundation for the creation of the precious Duyun Mao Jian. 2. The selected new buds are tender, soft, tight and thin, with white hairs showing, hand-picked by hand, with ancient tea techniques, green in colour and fresh in aroma; the soup colour is clear, showing light yellowish-green, and the taste of the tea soup is fresh and refreshing, with a long-lasting after-sweetness.