1, freshness: First of all, look at its freshness, because generally, the Pleurotus ostreatus we eat is delicious only when it is fresh. Many people like it.

2, mushroom handle: Secondly, look at the length of mushroom handle, it should not be too long or too short. If it is too long, it means that this rare mushroom is old, so it should be moderate.

3. Features: Finally, the material selection features of Pleurotus ostreatus should not be used with obvious sulfur smell. This special mushroom is unique and unique.