Complete poria cocos is kind of circle, elliptic, oblate or irregular masses that size. Skin thin, brown or black brown, rough, with wrinkles and influnces of collapse, sometimes part spalling. Quality solid, the broken surface granular, near the edge pink, a tiny honeycomb-like holes, internal white, a few pink. Among some have loose root, xi said "the god piece of". Gas micro, taste light, chewing the sticky teeth. With the light weight solid, palm brown, dermatoglyph, no fissure, fine cross section is exquisite, sticky teeth white strong force for beautiful. Poria cocos skin: under the skin to cut poria cocos, shape size. Outside brown to brown and black, white or light brown vs. Quality is soft, slightly elastic. Poria cocos piece: for to skin and cut system poria cocos, a piece of flake, size. White, pink or light brown.