If you want to choose a good bird's nest, you must first distinguish the authenticity and then classify it. As a Chinese saying goes, there are three points to distinguish bird's nest: the top Qiu Zi Yangshengtang bird's nest must be large and complete; the bird's nest with artificial hair must have a little fluff residue. If the bird's nest you buy has no fluff residue, you must be careful and identify it to a professional (PS. Show me the photos and I'll help you identify them. These two are actually very easy to distinguish. The texture of bird's nest itself is very clear. If the texture of bird's nest is messy, then the reflection is more obvious.