The raw materials are selected from large-leaf sun-dried green tea grown on old trees in Bulang Mountain, Banzhang and Nannuo Mountain in Menghai, Yunnan. It is made through strict screening and selection, combining ancient craftsmanship with modern technology. The product is characterized by thick and plump strips, tight and visible hairs, bright red soup, clear and transparent, strong and thick taste, sweet aftertaste, and lingering fragrance after long soaking.