Bean powder sugar is a traditional product with a long history in Tonghai, Yunnan Province. It is "fragrant, sweet, crisp and crisp, and there is no residue in the entrance." It is famous for selecting high-quality soybeans as the main raw materials, adding white sugar and maltose, carefully selecting, baking, crushing, and adding locally produced maltose and other materials. Boiled at high temperature, sugar paste and bean powder are folded many times and carefully made. It has a history of hundreds of years in Yunnan. The layer is as thin as paper and as white as milk. It tastes sweet but not greasy, crisp but not crisp, and it is very refreshing.