Three delicacies are divided into three types: ground three delicacies, tree three delicacies and water three delicacies:

1. Ground three delicacies: refers to broad beans, amaranth and cucumber. Wheat, broad beans, also said to be amaranth, broad beans, garlic seedlings;

2. Three delicacies of the tree: refers to cherries, loquats, apricots, some say plums, apricots, cherries, others say plums, cherries, toon Head;

3. Three delicacies of water: refers to sea crayfish, pufferfish, and anchovy. Some say it is anchovy, pomfret, and yellow croaker, while others say it is anchovy, whitebait, and anchovy.

Among them, the three delicacies from the ground are the most common. In the Northeast, the three fresh delicacies are: potatoes, eggplants, and peppers, which are famous Northeastern dishes.