Youtiao are deep fried dough stick which is one of the dumplings known in South China
Other definition:
Youtiao are Sweetened Fried Bread Twists. It is one of the typical foods of Beijing and the people love to eat this treat in the morning. It is often served with warm doujiang (soy milk). These days, it is harder to find Youtiao and Doujiang, though there are still many restaurants and small shops that offer it in the early morning.
The Glossary about the World of Food !