1, peach kernel: flattened long ovoid, yellowish brown to reddish brown surface, densely covered with granular protrusions. One end is pointed, the center is enlarged, the other end is bluntly rounded and slightly oblique, with a thin edge. The tip of the side with a short linear umbilicus, rounded end of a slightly darker color is not very obvious point, from the point of dispersal of most of the vascular bundles. The seed coat is thin, rich in oil. The odor is slight, and the taste is slightly bitter.

2, making a fire peach kernel: no seed coat, the surface is yellowish white, with fine wrinkles.

3, fried peach kernel: shape like making a fire peach kernel, light yellow surface, slightly scorched, with aroma.