Eating seasonal dishes is a major principle of healthy eating. In summer, people in Jiangsu and Zhejiang have the custom of tasting new things.

The "new" mentioned here is not only seasonal vegetables and fruits, but also seasonal aquatic products. Suzhou folk proverb says, "See three innovations in the long summer", and the "three innovations" here refer to newly ripe cherries, plums and wheat.

There is a new saying in Changsha, Changshu that "nine meats and thirteen vegetables". "Jiuhun" refers to shad, bonito, salted egg, sea cucumber, minced duck, salty and fresh, marinated shrimp, cherry meat and bighead carp, while "Shisansu" refers to cherry, plum and wheat silkworm (new wheat is kneaded into thin strips and cooked.

In summer in Wenzhou, every family eats Sophora beans, bamboo shoots and plums.

Wuxi folk have the custom of tasting three fresh foods in long summer, which are divided into three fresh foods: land, trees and water. The three fresh plants are broad bean, amaranth and cucumber (amaranth, wheat, broad bean, amaranth, broad bean and garlic sprout); Three fresh trees are cherries, loquats and apricots (plums, apricots, cherries, plums, cherries and toon heads); The three kinds of fresh water are marine fish, puffer fish and shad (shad, shad and yellow croaker, as well as shad, whitebait and mackerel).

Shanghai eats candied plums, fermented wine and salted eggs in summer, which is called "three creations".