1, with different sources: sweet koji is different from traditional koji. Sweet koji mainly comes from Japan, while traditional koji mainly comes from China.

2. Good taste: The white wine brewed by sweet distiller's yeast is fragrant and mellow, and easy to drink.

3. Low liquor yield: Compared with traditional distiller's yeast, the flavor of liquor brewed by sweet distiller's yeast is slightly different, which is not accepted by all consumers.