AAAA:
The most excellent grade with a big and smooth shape and less feather. Taken from the best selected bird nest. We carry three types: white nest, yellow nest, and red nest.
AAA:
The excellent grade with moderate and smooth shape. Reasonable price in the market. We carry three types: White Nest, Yellow Nest, and Red Nest
AA:
The economy grade with small and smooth shape but more quantity within one box. We have three kinds: White Bird Nest, Yellow Bird Nest, and Red Bird Nest
Grass:
This nest is not made of the whole piece but it is made of many stripes and stuck together. Usually they make shapes like square or banana. The most favorable one is the crumbs because of its lowest price.