What does it mean to eat Cong wonton at the beginning of school?

The implication of eating wonton at the beginning of school is, of course, to go up a storey still higher, become smarter and learn smarter.

The moral of wonton:

Eating wonton on the solstice in summer makes people smart. Wonton, which the ancients called "like a chicken laying eggs, rather like a chaotic image of heaven and earth", is homophonic with "chaos". When Pangu opened the sky, chaos began. It is wise to eat wonton. People also extend to eat wonton to break the chaos and open the world.

Extended data:

When Pangu opened the sky, chaos began. It is wise to eat wonton. According to the elders, "if you eat wonton from the summer solstice, it will not be summer if it is hot." Eating wonton in the summer of solstice contains a good wish to pray for a safe summer.

According to historical records, in the court of the Song Dynasty, every summer solstice, the royal chef would pack a kind of summer solstice wonton for the queens to eat. In fact, the court of the Song Dynasty not only ate wonton in the summer solstice season, but also ate wonton in the other 23 solar terms of the year. Therefore, there was a famous pastry named "Twenty-four solar terms wonton" in the court of the Song Dynasty, and Gaozong in the Southern Song Dynasty especially loved wonton.

References:

Baidu encyclopedia-wonton