The authentic roasted fairy grass is cooked in slow fire with dried fairy grass, plus special edible starch, without any additives, cool to defire, deheat, suitable for all ages. This origin and popular in Fujian and surrounding areas of summer cool drinks, is currently being shared with the public industrialization. I think this should be regarded as the current boutique of herbal tea cold drink world, and indeed half of the cup is real materials, the price is fair, and in the hot summer, come to a cup and it is cooled by subordinates inside and outside.