Dragon fruit, also known as red dragon fruit, dragon pearl fruit, fairy honey fruit, jade dragon fruit, Latin name: Hylocereus undulatus Britt, cactus family, the measure of the sky ruler plant fruit , oval, 10 ~ 12cm in diameter, the appearance of red or yellow, with green rounded triangular foliage, white, red or yellow pulp, with black seeds of the fruit. Dragon fruit is nutritious and unique, it contains plant-based albumin as well as anthocyanins, rich in vitamins and water-soluble dietary fiber, which are rare in general plants. Dragon fruit belongs to the cool fruit, in the natural state, the fruit in the summer and fall ripe, sweet taste, juicy.