A staff member shows visitors the old-fashioned workshop of latiao, a spicy snack food, Nov. 1, 2020. (China News Service/Yang Huafeng)

A staff member shows visitors the raw materials of latiao, Nov. 1, 2020. (China News Service/Yang Huafeng)

Citizens line up to visit the latiao museum, Nov. 1, 2020. (China News Service/Yang Huafeng)

Visitors watch tests be conducted on the oil used to make latiao, Nov. 1, 2020. (China News Service/Yang Huafeng)

Visitors watch tests be conducted on the oil used to make latiao, Nov. 1, 2020. (China News Service/Yang Huafeng)

Children watch the toughness tests of latiao, Nov. 1, 2020. (China News Service/Yang Huafeng)

A visitor smells the raw materials used in the making of latiao, Nov. 1, 2020. (China News Service/Yang Huafeng)