Wax piece is velvet antler, which is the protruding part at the top of velvet antler. The yield is extremely low, but the efficacy is the best and the price is the most expensive. May wax refers to the antler of a five-year-old male deer. At this time, the antler of the five-year-old male deer is the most vigorous, and the medicinal components reach the peak. Therefore, May wax tablets are rare delicacies with strong medicinal effects. Only a small amount can achieve the effect of nourishing and strengthening yang, and can be soaked in wine or water or eaten directly.