There are many suitable snacks sold on Antique Street in Datong City, Shanxi Province during the National Day. Here are some suggestions:

1. Mahua: Shanxi Province is one of the origins of Mahua. , and Datong City Antique Street is a popular attraction where tourists gather, and Mahua is a popular snack that can be tasted by tourists.

2. Braised Pork Rice: Shanxi’s Braised Pork Rice is fragrant, delicious in color and taste, and is a good choice for tourists.

3. Rice noodle soup: Shanxi rice noodle soup has a mellow taste and can be paired with various ingredients, such as fried sauce, braised pork, etc. It is very suitable as a snack during the National Day.

4. Mutton skewers: Shanxi is also famous for its mutton. You can taste the delicious charcoal-grilled mutton skewers on the Antique Street in Datong City, especially when paired with some seasonings.

The above are just some recommendations. Specific choices can also take into account the local food culture and tourists’ preferences.

Hope these tips are helpful!