The gold size and satisfactory size of Hericium erinaceus and Eichhornia crassipes are generally around 1.0 to 4.0cm, so the size of 1.2mm belongs to the first-class level.

Hericium erinaceus is a kind of Wan Wen walnut, belonging to small walnut, with a diameter of1~ 3cm. Hericium erinaceus walnut with phoenix feather has beautiful appearance, large bone mass, high oil content and high cortical density.